update from main archivecvs/libc-960927

Mon Sep 23 15:31:04 1996  Thomas Bushnell, n/BSG  <thomas@gnu.ai.mit.edu>

	* hurd/Makefile ($(includedir)/rpc/netdb.h): There is no make
	variable `top_srcdir' in libc; use $(..) instead.

	* sysdeps/mach/hurd/Makefile (rtld-installed-name): Delete special
	definition.  It was a *Mistake*.  (With a capital M.)

	* sysdeps/mach/getsysstats.c (__get_nprocs): Renamed from
	__get_nproc.
	(__get_nprocs_conf): Renamed from __get_nproc_conf.

Fri Sep 27 03:49:56 1996  Ulrich Drepper  <drepper@cygnus.com>

	Add support for cancelable system calls.

	* csu/initfini.c: Make in crti.o reference to symbol
 	__libc_force_cancel_wrapper when compiling reentrant version.
	* misc/Makefile (routines): Add force-wrapper.
	* misc/force-wrapper.c: New file.

	* posix/system.c: Rename function to __libc_system and make system
 	a weak alias.
	* sysdeps/stub/system.c: Likewise.
	* posix/wait.c: Rename function to __libc_wait and make __wait a
	weak alias.  De-ANSI-fy.
	* sysdeps/standalone/read.c: Rename function to __libc_read and
	make __read a weak alias.
	* sysdeps/stub/read.c: Likewise.
	* sysdeps/standalone/write.c: Rename function to __libc_write and
	make __write a weak alias.
	* sysdeps/stub/write.c: Likewise.
	* sysdeps/stub/tcdrain.c: Rename function to __libc_tcdrain and
 	make tcdrain a weak alias.
	* sysdeps/unix/bsd/tcdrain.c: Likewise.
	* sysdeps/unix/bsd/bsd4.4/tcdrain.c: Likewise.
	* sysdeps/unix/sysv/tcdrain.c: Likewise.
	* sysdeps/unix/sysv/linux/tcdrain.c: Likewise.
	* sysdeps/unix/bsd/bsd4.4/wait.c: Rename function to __libc_wait
	and make __wait a weak alias.
	* sysdeps/stub/waitpid.c: Rename function to __libc_waitpid and
	make __waitpid a weak alias.
	* sysdeps/unix/bsd/bsd4.4/waitpid.c: Likewise.
	* sysdeps/unix/sysv/linux/waitpid.c: Likewise.
	* sysdeps/unix/sysv/sysv4/waitpid.c: Likewise.
	* sysdeps/unix/common/pause.c: Rename function to __libc_pause
	and make pause a weak alias.  De-ANSI-fy.

	* sysdeps/unix/syscalls.list: Change name for close, fcntl, fsync,
 	lseek, open, read, and write to have __libc_ prefix and make old
 	names a weak alias.
	* sysdeps/unix/mman/syscalls.list: Likewise for msync.
	* sysdeps/unix/sysv/linux/syscalls.list: Likewise for nanosleep.

	* io/creat.c: De-ANSI-fy.

	* sysdeps/unix/sysv/linux/syscalls.list: Add pause.

Thu Sep 26 19:15:55 1996  Ulrich Drepper  <drepper@cygnus.com>

	* misc/mntent.h: Add MNTTYPE_* and MNTOPT_* macros.
	Reported by Hans Grobler <grobh@nolian.ee.sun.ac.za>.

Thu Sep 26 14:40:10 1996  Ulrich Drepper  <drepper@cygnus.com>

	* sysdeps/posix/pathconf.c: Pass descriptor for just opened file
 	to fpathconf.
	Reported by Martin von Loewis <martin@mira.isdn.cs.tu-berlin.de>.

Thu Sep 26 04:02:43 1996  Ulrich Drepper  <drepper@cygnus.com>

	* locale/programs/locfile.c (write_locale_data): Allocate room
	even for file name for LC_MESSAGES locale.
	(locafile_read): `tok_era' must be handled as a string list.
	* locale/programs/ld-time.c: Finish correction of handling `era'.
	* locale/C-time.c (_nl_C_LC_TIME): Add initializer for new fields.
	* locale/categories.def: Add postload function for LC_TIME.
	* locale/setlocale.c: Make lock global and rename to
 	__libc_setlocale_lock.
	* locale/localeinfo.h (struct era_entry): New type.  Used in strftime.
	Add prototypes for _nl_get_era_entry and _nl_get_alt_digit.
	* locale/lc-time.c (_nl_postload_time): New function.  Initialize
	lazy intialization.
	(_nl_get_era_entry): New function.  Return era entry which corresponds
	to given year.
	(_nl_get_alt_digit): New function.  Return string with alternate
	digit representation for given number.

	* time/strftime.c (strftime): Use _nl_get_alt_digit to get
	string representing alternate digit notation.

Wed Sep 25 17:31:55 1996  Ulrich Drepper  <drepper@cygnus.com>

	* sysdeps/generic/waitstatus.h (union wait): Add w_status field.
	Reported by Hans Grobler <grobh@nolian.ee.sun.ac.za>.

	* elf/rtld.c (dl_main): Process LD_PRELOAD before loading
 	ld.so.preload.  Suggested by David Engel <david@elo.ods.com>.

Wed Sep 25 13:10:57 1996  Ulrich Drepper  <drepper@cygnus.com>

	* catgets/gencat.c (main): Change --version again because RMS wants
	the package name in parentheses.
	* db/makedb.c: Likewise.
	* locale/programs/locale.c: Likewise.
	* locale/programs/localedef.c: Likewise.

Tue Sep 24 01:28:05 1996  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* Makefile ($(objpfx)sysd-dirs): Depend on Subdirs files, command
	rewritten.
	($(objpfx)version-info.h): Depend on Banner files, command
	rewritten.

Wed Sep 25 02:44:41 1996  Ulrich Drepper  <drepper@cygnus.com>

	* sysdeps/unix/sysv/linux/sleep.c: New file.  Based on nanosleep.

Tue Sep 24 21:46:02 1996  Ulrich Drepper  <drepper@cygnus.com>

	* shadow/lckpwdf.c (PWD_LOCKFILE): Change to /etc/lock.pwd to be
 	on the same device as the password file.
	* shadow/shadow.h (struct spwd): Change type of numeric fields
	to `long int' since there value are days, not seconds.
	* shadow/putspent.c: Change casts from time_t to `long int'.
	* shadow/sgetspent_r.c (LINE_READER): Likewise.

Mon Sep 23 23:05:24 1996  Ulrich Drepper  <drepper@cygnus.com>

	* sysdeps/unix/sysv/linux/errnos.h: Define __set_errno to make
	sure the thread specific variable is set as well as the global
	variable.
	* sysdeps/mach/hurd/errnos.awk: Define macro for source code
	compatibility.
	* sysdeps/stub/errnos.h: Likewise.
	* sysdeps/unix/bsd/bsd4.4/errnos.h: Likewise.

	* shadow/putspent.c: Don't include <errno.h>.

	* dirent/scandir.c (scandir): Use __set_errno to set errno
 	variable.
	* elf/dl-load.c (open_path): Likewise.
	* inet/rcmd.c (rcmd): Likewise.
	(rresvport): Likewise.
	* intl/dcgettext.c [!__set_errno]: Define __set_errno.
	(DCGETTEXT): Use __set_errno to set errno variable.
	* io/fts.c (fts_open): Likewise.
	(fts_close): Likewise.
	(fts_read): Likewise.
	(fts_set): Likewise.
	(fts_children): Likewise.
	(fts_build): Likewise.
	(fts_stat): Likewise.
	* io/ftw.c (ftw_dir): Likewise.
	(ftw): Likewise.
	* io/getwd.c (getwd): Likewise.
	* io/lockf.c (lockf): Likewise.
	* libio/libioP.h [EINVAL]: Use __set_errno to define MAYBE_SET_EINVAL.
	* libio/iofdopen.c (_IO_fdopen): Use MAYBE_SET_EINVAL to errno.
	* libio/iogetdelim.c (_IO_getdelim): Likewise.
	* libio/fileops.c (_IO_file_open): Use __set_errno to set errno
	variable.
	* libio/iofgetpos.c (_IO_fgetpos): Likewise.
	* libio/iofsetpos.c (_IO_fsetpos): Likewise.
	* libio/ioftell.c (_IO_ftell): Likewise.
	* locale/loadlocale.c (_nl_load_locale): Likewise.
	* locale/nl_langinfo.c (nl_langinfo): Likewise.
	* locale/setlocale.c (ERROR_RETURN): Likewise.
	* login/getutid_r (__getutid_r): Likewise.
	* login/getutline_r (__getutline_r): Likewise.
	* login/login.c (tty_name): Likewise.
	* login/oututline_r.c (__pututline_r): Likewise.
	* malloc/malloc.c (morecore): Likewise.
	* misc/efgcvt_r.c (fcvt_r): Likewise.
	* misc/hsearch_r.c (hcreate_r): Likewise.
	(hdestroy_r): Likewise.
	(hsearch_r): Likewise.
	* nss/nsswitch.c (__nss_configure_lookup): Likewise.
	* nss/nss_dns/dns-host.c (_nss_dns_gethostbyname2_r): Likewise.
	(_nss_dns_gethostbyaddr_r): Likewise.
	* nss/nss_files/files-XXX.c (internal_getent): Likewise.
	* nss/nss_files/files-parse.c (parse_list): Likewise.
	* posix/confstr.c (confstr): Likewise.  De-ANSI-fy.
	* posix/execvp.c (execvp): Likewise.
	* posix/glob.c: Define __set_errno.
	(glob): Use __set_errno to set errno variable.
	(glob_in_dir): Likewise.
	* pwd/getpw.c: Likewise. De-ANSI-fy.
	* pwd/putpwent.c: Likewise.
	* resolv/inet_net_ntop.c: Likewise.
	* resolv/inet_net_pton.c: Likewise.
	* resolv/inet_neta.c: Likewise.
	* resolv/inet_ntop.c: Likewise.
	* resolv/inet_pton.c: Likewise.
	* resolv/res_query.c (res_search): Likewise.
	* resolv/res_send.c (Aerror): Likewise.
	(Perror): Likewise.
	(res_send): Likewise.
	* signal/sigaddset.c: Likewise.  De-ANSI-fy.
	* signal/sigdelset.c: Likewise.
	* signal/sigempty.c: Likewise.
	* signal/sigfillset.c: Likewise.
	* signal/sigismem.c: Likewise.
	* stdio/fclose.c: Likewise.
	* stdio/feof.c: Likewise.
	* stdio/ferror.c: Likewise.
	* stdio/fflush.c: Likewise.
	* stdio/fgetc.c: Likewise.
	* stdio/fgetpos.c: Likewise.
	* stdio/fgets.c: Likewise.
	* stdio/fileno.c: Likewise.
	* stdio/fmemopen.c: Likewise.
	* stdio/fopen.c: Likewise.
	* stdio/fputc.c: Likewise.
	* stdio/fread.c: Likewise.
	* stdio/freopen.c: Likewise.
	* stdio/fseek.c: Likewise.
	* stdio/fsetpos.c: Likewise.
	* stdio/ftell.c: Likewise.
	* stdio/fwrite.c: Likewise.
	* stdio/getdelim.c: Likewise.
	* stdio/gets.c: Likewise.
	* stdio/glue.c: Likewise.
	* stdio/internals.c: Likewise.
	* stdio/memstream.c: Likewise.
	* stdio/setvbuf.c: Likewise.
	* stdio/ungetc.c: Likewise.
	* stdio/vsscanf.c: Likewise.
	* stdio-common/reg-printf.c: Likewise.
	* stdio-common/vfprintf.c: Likewise.
	* stdio-common/vfscanf.c: Likewise.
	* stdlib/canonicalize.c: Likewise.
	* stdlib/msort.c: Likewise.
	* stdlib/random_r.c: Likewise.
	* stdlib/strfmon.c: Likewise.
	* stdlib/strtod.c: Likewise.
	* stdlib/strtol.c: Likewise.
	* sunrpc/bindrsvprt.c: Likewise.
	* time/asctime.c: Likewise.
	* time/localtime.c: Likewise.
	* wcsmbs/mbrtowc.c: Likewise.
	* wcsmbs/mbsnrtowcs.c: Likewise.
	* wcsmbs/mbsrtowcs.c: Likewise.
	* wcsmbs/wcrtomb.c: Likewise.
	* wcsmbs/wcsnrtombs.c: Likewise.
	* wcsmbs/wcsrtombs.c: Likewise.
	* wcsmbs/wcstok.c: Likewise.
	* sysdeps/generic/ftime.c: Likewise.
	* sysdeps/generic/pty.c: Likewise.
	* sysdeps/generic/setenv.c: Likewise.
	* sysdeps/generic/speed.c: Likewise.
	* sysdeps/generic/sysd-stdio.c: Likewise.
	* sysdeps/generic/uname.c: Likewise.
	* sysdeps/generic/vlimit.c: Likewise.
	* sysdeps/libm-ieee754/k_standard.c: Likewise.
	* sysdeps/libm-ieee754/s_ldexp.c: Likewise.
	* sysdeps/libm-ieee754/s_ldexpf.c: Likewise.
	* sysdeps/libm-ieee754/s_ldexpl.c: Likewise.
	* sysdeps/libm-ieee754/w_scalb.c: Likewise.
	* sysdeps/libm-ieee754/w_scalbf.c: Likewise.
	* sysdeps/libm-ieee754/w_scalbl.c: Likewise.
	* sysdeps/posix/dup2.c: Likewise.
	* sysdeps/posix/euidaccess.c: Likewise.
	* sysdeps/posix/fdopen.c: Likewise.
	* sysdeps/posix/flock.c: Likewise.
	* sysdeps/posix/fpathconf.c: Likewise.
	* sysdeps/posix/getcwd.c: Likewise.
	* sysdeps/posix/gettimeofday.c: Likewise.
	* sysdeps/posix/isatty.c: Likewise.
	* sysdeps/posix/isfdtype.c: Likewise.
	* sysdeps/posix/killpg.c: Likewise.
	* sysdeps/posix/mkstemp.c: Likewise.
	* sysdeps/posix/mktemp.c: Likewise.
	* sysdeps/posix/pathconf.c: Likewise.
	* sysdeps/posix/pipestream.c: Likewise.
	* sysdeps/posix/remove.c: Likewise.
	* sysdeps/posix/rename.c: Likewise.
	* sysdeps/posix/sigintr.c: Likewise.
	* sysdeps/posix/signal.c: Likewise.
	* sysdeps/posix/sigsuspend.c: Likewise.
	* sysdeps/posix/sigvec.c: Likewise.
	* sysdeps/posix/sleep.c: Likewise.
	* sysdeps/posix/sysconf.c: Likewise.
	* sysdeps/posix/system.c: Likewise.
	* sysdeps/posix/tempname.c: Likewise.
	* sysdeps/posix/truncate.c: Likewise.
	* sysdeps/posix/ttyname.c: Likewise.
	* sysdeps/posix/ttyname_r.c: Likewise.
	* sysdeps/posix/wait3.c: Likewise.
	* sysdeps/standalone/close.c: Likewise.
	* sysdeps/standalone/open.c: Likewise.
	* sysdeps/standalone/read.c: Likewise.
	* sysdeps/standalone/write.c: Likewise.
	* sysdeps/stub/__longjmp.c: Likewise.
	* sysdeps/stub/accept.c: Likewise.
	* sysdeps/stub/access.c: Likewise.
	* sysdeps/stub/acct.c: Likewise.
	* sysdeps/stub/adjtime.c: Likewise.
	* sysdeps/stub/alarm.c: Likewise.
	* sysdeps/stub/bind.c: Likewise.
	* sysdeps/stub/brk.c: Likewise.
	* sysdeps/stub/chdir.c: Likewise.
	* sysdeps/stub/chflags.c: Likewise.
	* sysdeps/stub/chmod.c: Likewise.
	* sysdeps/stub/chown.c: Likewise.
	* sysdeps/stub/chroot.c: Likewise.
	* sysdeps/stub/clock.c: Likewise.
	* sysdeps/stub/close.c: Likewise.
	* sysdeps/stub/closedir.c: Likewise.
	* sysdeps/stub/connect.c: Likewise.
	* sysdeps/stub/ctermid.c: Likewise.
	* sysdeps/stub/cuserid.c: Likewise.
	* sysdeps/stub/dirfd.c: Likewise.
	* sysdeps/stub/dup.c: Likewise.
	* sysdeps/stub/dup2.c: Likewise.
	* sysdeps/stub/euidaccess.c: Likewise.
	* sysdeps/stub/execve.c: Likewise.
	* sysdeps/stub/fchdir.c: Likewise.
	* sysdeps/stub/fchflags.c: Likewise.
	* sysdeps/stub/fchmod.c: Likewise.
	* sysdeps/stub/fchown.c: Likewise.
	* sysdeps/stub/fcntl.c: Likewise.
	* sysdeps/stub/fdopen.c: Likewise.
	* sysdeps/stub/fexecve.c: Likewise.
	* sysdeps/stub/flock.c: Likewise.
	* sysdeps/stub/fork.c: Likewise.
	* sysdeps/stub/fpathconf.c: Likewise.
	* sysdeps/stub/fstatfs.c: Likewise.
	* sysdeps/stub/fsync.c: Likewise.
	* sysdeps/stub/ftruncate.c: Likewise.
	* sysdeps/stub/fxstat.c: Likewise.
	* sysdeps/stub/getcwd.c: Likewise.
	* sysdeps/stub/getdents.c: Likewise.
	* sysdeps/stub/getdomain.c: Likewise.
	* sysdeps/stub/getdtsz.c: Likewise.
	* sysdeps/stub/getegid.c: Likewise.
	* sysdeps/stub/getenv.c: Likewise.
	* sysdeps/stub/geteuid.c: Likewise.
	* sysdeps/stub/getgid.c: Likewise.
	* sysdeps/stub/getgroups.c: Likewise.
	* sysdeps/stub/gethostid.c: Likewise.
	* sysdeps/stub/gethostname.c: Likewise.
	* sysdeps/stub/getitimer.c: Likewise.
	* sysdeps/stub/getlogin.c: Likewise.
	* sysdeps/stub/getlogin_r.c: Likewise.
	* sysdeps/stub/getpagesize.c: Likewise.
	* sysdeps/stub/getpeername.c: Likewise.
	* sysdeps/stub/getpid.c: Likewise.
	* sysdeps/stub/getppid.c: Likewise.
	* sysdeps/stub/getpriority.c: Likewise.
	* sysdeps/stub/getrlimit.c: Likewise.
	* sysdeps/stub/getrusage.c: Likewise.
	* sysdeps/stub/getsid.c: Likewise.
	* sysdeps/stub/getsockname.c: Likewise.
	* sysdeps/stub/getsockopt.c: Likewise.
	* sysdeps/stub/getsysstats.c: Likewise.
	* sysdeps/stub/gettimeofday.c: Likewise.
	* sysdeps/stub/getuid.c: Likewise.
	* sysdeps/stub/gtty.c: Likewise.
	* sysdeps/stub/ioctl.c: Likewise.
	* sysdeps/stub/isatty.c: Likewise.
	* sysdeps/stub/isfdtype.c: Likewise.
	* sysdeps/stub/kill.c: Likewise.
	* sysdeps/stub/killpg.c: Likewise.
	* sysdeps/stub/link.c: Likewise.
	* sysdeps/stub/listen.c: Likewise.
	* sysdeps/stub/lseek.c: Likewise.
	* sysdeps/stub/lxstat.c: Likewise.
	* sysdeps/stub/madvice.c: Likewise.
	* sysdeps/stub/mkdir.c: Likewise.
	* sysdeps/stub/mkfifo.c: Likewise.
	* sysdeps/stub/mkstemp.c: Likewise.
	* sysdeps/stub/mktemp.c: Likewise.
	* sysdeps/stub/mmap.c: Likewise.
	* sysdeps/stub/morecore.c: Likewise.
	* sysdeps/stub/mprotect.c: Likewise.
	* sysdeps/stub/msgctl.c: Likewise.
	* sysdeps/stub/msgget.c: Likewise.
	* sysdeps/stub/msgrcv.c: Likewise.
	* sysdeps/stub/msgsnd.c: Likewise.
	* sysdeps/stub/msync.c: Likewise.
	* sysdeps/stub/munmap.c: Likewise.
	* sysdeps/stub/nanosleep.c: Likewise.
	* sysdeps/stub/nice.c: Likewise.
	* sysdeps/stub/nlist.c: Likewise.
	* sysdeps/stub/open.c: Likewise.
	* sysdeps/stub/opendir.c: Likewise.
	* sysdeps/stub/pathconf.c: Likewise.
	* sysdeps/stub/pause.c: Likewise.
	* sysdeps/stub/pipe.c: Likewise.
	* sysdeps/stub/pipestream.c: Likewise.
	* sysdeps/stub/poll.c: Likewise.
	* sysdeps/stub/profil.c: Likewise.
	* sysdeps/stub/ptrace.c: Likewise.
	* sysdeps/stub/putenv.c: Likewise.
	* sysdeps/stub/raise.c: Likewise.
	* sysdeps/stub/read.c: Likewise.
	* sysdeps/stub/readdir.c: Likewise.
	* sysdeps/stub/readlink.c: Likewise.
	* sysdeps/stub/readv.c: Likewise.
	* sysdeps/stub/reboot.c: Likewise.
	* sysdeps/stub/recv.c: Likewise.
	* sysdeps/stub/recvfrom.c: Likewise.
	* sysdeps/stub/recvmsg.c: Likewise.
	* sysdeps/stub/remove.c: Likewise.
	* sysdeps/stub/rename.c: Likewise.
	* sysdeps/stub/revoke.c: Likewise.
	* sysdeps/stub/rewinddir.c: Likewise.
	* sysdeps/stub/rmdir.c: Likewise.
	* sysdeps/stub/sbrk.c: Likewise.
	* sysdeps/stub/sched_getp.c: Likewise.
	* sysdeps/stub/sched_gets.c: Likewise.
	* sysdeps/stub/sched_primax.c: Likewise.
	* sysdeps/stub/sched_primin.c: Likewise.
	* sysdeps/stub/sched_rr_gi.c: Likewise.
	* sysdeps/stub/sched_setp.c: Likewise.
	* sysdeps/stub/sched_sets.c: Likewise.
	* sysdeps/stub/sched_yield.c: Likewise.
	* sysdeps/stub/seekdir.c: Likewise.
	* sysdeps/stub/select.c: Likewise.
	* sysdeps/stub/semctl.c: Likewise.
	* sysdeps/stub/semget.c: Likewise.
	* sysdeps/stub/semop.c: Likewise.
	* sysdeps/stub/send.c: Likewise.
	* sysdeps/stub/sendmsg.c: Likewise.
	* sysdeps/stub/sendto.c: Likewise.
	* sysdeps/stub/setdomain.c: Likewise.
	* sysdeps/stub/setegid.c: Likewise.
	* sysdeps/stub/setenv.c: Likewise.
	* sysdeps/stub/seteuid.c: Likewise.
	* sysdeps/stub/setgid.c: Likewise.
	* sysdeps/stub/setgroups.c: Likewise.
	* sysdeps/stub/sethostid.c: Likewise.
	* sysdeps/stub/sethostname.c: Likewise.
	* sysdeps/stub/setitimer.c: Likewise.
	* sysdeps/stub/setjmp.c: Likewise.
	* sysdeps/stub/setlogin.c: Likewise.
	* sysdeps/stub/setpgid.c: Likewise.
	* sysdeps/stub/setpriority.c: Likewise.
	* sysdeps/stub/setregid.c: Likewise.
	* sysdeps/stub/setreuid.c: Likewise.
	* sysdeps/stub/setrlimit.c: Likewise.
	* sysdeps/stub/setsid.c: Likewise.
	* sysdeps/stub/setsockopt.c: Likewise.
	* sysdeps/stub/settimeofday.c: Likewise.
	* sysdeps/stub/setuid.c: Likewise.
	* sysdeps/stub/shmat.c: Likewise.
	* sysdeps/stub/shmctl.c: Likewise.
	* sysdeps/stub/shmdt.c: Likewise.
	* sysdeps/stub/shmget.c: Likewise.
	* sysdeps/stub/shutdown.c: Likewise.
	* sysdeps/stub/sigaction.c: Likewise.
	* sysdeps/stub/sigaltstack.c: Likewise.
	* sysdeps/stub/sigblock.c: Likewise.
	* sysdeps/stub/sigintr.c: Likewise.
	* sysdeps/stub/signal.c: Likewise.
	* sysdeps/stub/sigpause.c: Likewise.
	* sysdeps/stub/sigpending.c: Likewise.
	* sysdeps/stub/sigprocmask.c: Likewise.
	* sysdeps/stub/sigreturn.c: Likewise.
	* sysdeps/stub/sigsetmask.c: Likewise.
	* sysdeps/stub/sigstack.c: Likewise.
	* sysdeps/stub/sigsuspend.c: Likewise.
	* sysdeps/stub/sigvec.c: Likewise.
	* sysdeps/stub/sleep.c: Likewise.
	* sysdeps/stub/socket.c: Likewise.
	* sysdeps/stub/socketpair.c: Likewise.
	* sysdeps/stub/sstk.c: Likewise.
	* sysdeps/stub/statfs.c: Likewise.
	* sysdeps/stub/stime.c: Likewise.
	* sysdeps/stub/stty.c: Likewise.
	* sysdeps/stub/swapoff.c: Likewise.
	* sysdeps/stub/swapon.c: Likewise.
	* sysdeps/stub/symlink.c: Likewise.
	* sysdeps/stub/sync.c: Likewise.
	* sysdeps/stub/syscall.c: Likewise.
	* sysdeps/stub/sysconf.c: Likewise.
	* sysdeps/stub/sysd-stdio.c: Likewise.
	* sysdeps/stub/system.c: Likewise.
	* sysdeps/stub/tcdrain.c: Likewise.
	* sysdeps/stub/tcflow.c: Likewise.
	* sysdeps/stub/tcflush.c: Likewise.
	* sysdeps/stub/tcgetattr.c: Likewise.
	* sysdeps/stub/tcgetpgrp.c: Likewise.
	* sysdeps/stub/tcsendbrk.c: Likewise.
	* sysdeps/stub/tcsetattr.c: Likewise.
	* sysdeps/stub/tcsetpgrp.c: Likewise.
	* sysdeps/stub/telldir.c: Likewise.
	* sysdeps/stub/tempname.c: Likewise.
	* sysdeps/stub/time.c: Likewise.
	* sysdeps/stub/times.c: Likewise.
	* sysdeps/stub/truncate.c: Likewise.
	* sysdeps/stub/ttyname.c: Likewise.
	* sysdeps/stub/ttyname_r.c: Likewise.
	* sysdeps/stub/ualarm.c: Likewise.
	* sysdeps/stub/ulimit.c: Likewise.
	* sysdeps/stub/umask.c: Likewise.
	* sysdeps/stub/unlink.c: Likewise.
	* sysdeps/stub/usleep.c: Likewise.
	* sysdeps/stub/ustat.c: Likewise.
	* sysdeps/stub/utime.c: Likewise.
	* sysdeps/stub/utimes.c: Likewise.
	* sysdeps/stub/vhangup.c: Likewise.
	* sysdeps/stub/wait.c: Likewise.
	* sysdeps/stub/wait3.c: Likewise.
	* sysdeps/stub/wait4.c: Likewise.
	* sysdeps/stub/waitpid.c: Likewise.
	* sysdeps/stub/write.c: Likewise.
	* sysdeps/stub/writev.c: Likewise.
	* sysdeps/stub/xmknod.c: Likewise.
	* sysdeps/stub/xstat.c: Likewise.
	* sysdeps/unix/closedir.c: Likewise.
	* sysdeps/unix/fxstat.c: Likewise.
	* sysdeps/unix/getlogin.c: Likewise.
	* sysdeps/unix/getlogin_r.c: Likewise.
	* sysdeps/unix/mkdir.c: Likewise.
	* sysdeps/unix/nice.c: Likewise.
	* sysdeps/unix/nlist.c: Likewise.
	* sysdeps/unix/opendir.c: Likewise.
	* sysdeps/unix/readdir.c: Likewise.
	* sysdeps/unix/rmdir.c: Likewise.
	* sysdeps/unix/stime.c: Likewise.
	* sysdeps/unix/xmknod.c: Likewise.
	* sysdeps/unix/xstat.c: Likewise.
	* sysdeps/unix/bsd/isatty.c: Likewise.
	* sysdeps/unix/bsd/setegid.c: Likewise.
	* sysdeps/unix/bsd/seteuid.c: Likewise.
	* sysdeps/unix/bsd/setsid.c: Likewise.
	* sysdeps/unix/bsd/sigaction.c: Likewise.
	* sysdeps/unix/bsd/sigprocmask.c: Likewise.
	* sysdeps/unix/bsd/sigsuspend.c: Likewise.
	* sysdeps/unix/bsd/tcflow.c: Likewise.
	* sysdeps/unix/bsd/tcflush.c: Likewise.
	* sysdeps/unix/bsd/tcgetattr.c: Likewise.
	* sysdeps/unix/bsd/tcsetattr.c: Likewise.
	* sysdeps/unix/bsd/times.c: Likewise.
	* sysdeps/unix/bsd/ulimit.c: Likewise.
	* sysdeps/unix/common/lxstat.c: Likewise.
	* sysdeps/unix/common/tcsendbrk.c: Likewise.
	* sysdeps/unix/sysv/setrlimit.c: Likewise.
	* sysdeps/unix/sysv/settimeofday.c: Likewise.
	* sysdeps/unix/sysv/sigaction.c: Likewise.
	* sysdeps/unix/sysv/tcflow.c: Likewise.
	* sysdeps/unix/sysv/tcflush.c: Likewise.
	* sysdeps/unix/sysv/tcgetattr.c: Likewise.
	* sysdeps/unix/sysv/tcsendbrk.c: Likewise.
	* sysdeps/unix/sysv/tcsetattr.c: Likewise.
	* sysdeps/unix/bsd/ultrix4/sysconf.c: Likewise.
	* sysdeps/unix/sysv/irix4/getpriority.c: Likewise.
	* sysdeps/unix/sysv/irix4/setpriority.c: Likewise.
	* sysdeps/unix/sysv/linux/adjtime.c: Likewise.
	* sysdeps/unix/sysv/linux/gethostid.c: Likewise.
	* sysdeps/unix/sysv/linux/gethostname.c: Likewise.
	* sysdeps/unix/sysv/linux/getsysstats.c: Likewise.
	* sysdeps/unix/sysv/linux/ptrace.c: Likewise.
	* sysdeps/unix/sysv/linux/speed.c: Likewise.
	* sysdeps/unix/sysv/linux/ulimit.c: Likewise.
	* sysdeps/unix/sysv/sysv4/sigaction.c: Likewise.
	* sysdeps/unix/sysv/sysv4/sysconf.c: Likewise.
	* sysdeps/unix/bsd/sun/m68k/sigtramp.c: Likewise.
	* sysdeps/unix/bsd/sun/sparc/sigtramp.c: Likewise.
	* sysdeps/unix/bsd/sun/sunos4/speed.c: Likewise.
	* sysdeps/unix/bsd/sun/sunos4/tcsetattr.c: Likewise.
	* sysdeps/unix/sysv/linux/alpha/ioperm.c: Likewise.
	* sysdeps/unix/sysv/linux/i386/brk.c: Likewise.
	* sysdeps/unix/sysv/linux/i386/sigaction.c: Likewise.
	* sysdeps/unix/sysv/linux/m68k/brk.c: Likewise.

	* sunrpc/clnt_tcp.c: Protect declaration of errno by #ifndef.
	* sunrpc/clnt_udp.c: Likewise.
	* sunrpc/bindrsvprt.c: Likewise.
	* sunrpc/pm_getmaps.c: Likewise.
	* sunrpc/pmap_rmt.c: Likewise.
	* sunrpc/svc.c: Likewise.
	* sunrpc/svc_run.c: Likewise.
	* sunrpc/svc_tcp.c: Likewise.
	* sunrpc/svc_udp.c: Likewise.

	* sysdeps/generic/strtok.c: Don't check argument, just crash.
	* sysdeps/generic/strtok_r.c: Likewise.

	* sysdeps/stub/start.c: Make __errno a strong alias of errno.
	* sysdeps/unix/start.c: Likewise.  De-ANSI-fy.
	* sysdeps/unix/sparc/start.c: Likewise.
	* sysdeps/standalone/m68k/m68020/start.S: Likewise.
	* sysdeps/unix/sysv/irix4/start.c: Likewise.
	* sysdeps/unix/bsd/ultrix4/mips/start.S: Likewise.
	* sysdeps/unix/sysv/linux/i386/sysdep.S: Likewise.
	* sysdeps/unix/sysv/linux/m68k/sysdep.S: Likewise.

Mon Sep 23 17:54:57 1996  Ulrich Drepper  <drepper@cygnus.com>

	* catgets/gencat.c (main): Put package name in --version message
	in parantheses.  Reported by Jim Meyering.
	* db/makedb.c: Likewise.
	* locale/programs/locale.c: Likewise.
	* locale/programs/localedef.c: Likewise.

	* sysdeps/i386/fpu/__math.h (tan): Make sure gcc knows we use
	two registers.  Patch by John Bowman.

Sat Sep 21 15:08:25 1996  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* sysdeps/mach/libc-lock.h: Fix comment.
	* sysdeps/stubs/libc-lock.h: Likewise.

Sat Sep 21 13:50:40 1996  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* libio/genops.c (_IO_init) [_IO_MTSAFE_IO]: Dereference pointer
 	to lock when passing it to __libc_lock_init macro.
	(_IO_default_finish) [_IO_MTSAFE_IO]: Dereference pointer to lock
	when passing it to __libc_lock_fini macro.

Sat Sep 21 14:35:40 1996  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* sysdeps/unix/sysv/linux/m68k/sysdep.h (SYSCALL_ERROR_HANDLER)
	[_LIBC_REENTRANT]: Add missing semicolon.

	* sysdeps/unix/sysv/linux/m68k/sysdep.S: Move inclusion of
 	sysdep.h to the top outside of #ifndef PIC.  Don't include errnos.h.
  	Use the ENTRY macro.

Sat Sep 21 14:33:41 1996  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* libio/Makefile: Make `all' the default target.
	* po/Makefile: Likewise.

Mon Sep 23 15:49:47 1996  Ulrich Drepper  <drepper@cygnus.com>

	* stdlib/test-canon.c: Correct patch from Thu Sep 12 23:01:16 1996.
	I applied it incorrectly.
	* sysdeps/m68k/fpu/s_scalbn.c: Likewise.
	* sysdeps/m68k/fpu/s_scalbnf.c: Likewise.
	* sysdeps/m68k/fpu/s_scalbnl.c: Likewise.

Mon Sep 23 03:00:10 1996  Ulrich Drepper  <drepper@cygnus.com>

	* shadow/sgetspent_r.c (LINE_PARSER): Accept empty 9th field.
	Patch by NIIBE Yutaka <gniibe@mri.co.jp>.

	* shadow/sgetspent_r.c (LINE_PARSER): Don't accept any chars after
 	9th field.

	* sysdeps/unix/sysv/linux/Makefile [$(subdir)==misc]
	(sysdep_headers): Add sys/debugreg.h, sys/kd.h, sys/soundcard.h,
 	and sys/vt.h.
	* sysdeps/unix/sysv/linux/sys/debugreg.h: New file.
	* sysdeps/unix/sysv/linux/sys/kd.h: New file.
	* sysdeps/unix/sysv/linux/sys/soundcard.h: New file.
	* sysdeps/unix/sysv/linux/sys/vt.h: New file.
	Reported by NIIBE Yutaka <gniibe@mri.co.jp>.

86 files changed, 449 insertions, 382 deletions

diff --git a/sysdeps/unix/bsd/bsd4.4/errnos.h b/sysdeps/unix/bsd/bsd4.4/errnos.h
index dcfdd9c47f..c2a9c08413 100644
--- a/sysdeps/unix/bsd/bsd4.4/errnos.h
+++ b/sysdeps/unix/bsd/bsd4.4/errnos.h
@@ -165,4 +165,6 @@
 #endif /* __USE_BSD */
 
 
+#define __set_errno(val) errno = (val)
+
 #endif /* <errno.h> included.  */
diff --git a/sysdeps/unix/bsd/bsd4.4/tcdrain.c b/sysdeps/unix/bsd/bsd4.4/tcdrain.c
index ac7c9cd2a1..feaa652aa7 100644
--- a/sysdeps/unix/bsd/bsd4.4/tcdrain.c
+++ b/sysdeps/unix/bsd/bsd4.4/tcdrain.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1992, 1994 Free Software Foundation, Inc.
+/* Copyright (C) 1992, 1994, 1996 Free Software Foundation, Inc.
 This file is part of the GNU C Library.
 
 The GNU C Library is free software; you can redistribute it and/or
@@ -16,13 +16,13 @@ License along with the GNU C Library; see the file COPYING.LIB.  If
 not, write to the Free Software Foundation, Inc., 675 Mass Ave,
 Cambridge, MA 02139, USA.  */
 
-#include <ansidecl.h>
 #include <stddef.h>
 #include <sys/ioctl.h>
 
 /* Wait for pending output to be written on FD.  */
 int
-DEFUN(tcdrain, (fd), int fd)
+__libc_tcdrain (int fd)
 {
   return __ioctl (fd, TIOCDRAIN);
 }
+weak_alias (__libc_tcdrain, tcdrain)
diff --git a/sysdeps/unix/bsd/bsd4.4/wait.c b/sysdeps/unix/bsd/bsd4.4/wait.c
index a29a99f9b9..29225f8638 100644
--- a/sysdeps/unix/bsd/bsd4.4/wait.c
+++ b/sysdeps/unix/bsd/bsd4.4/wait.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991, 1995 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 1995, 1996 Free Software Foundation, Inc.
 This file is part of the GNU C Library.
 
 The GNU C Library is free software; you can redistribute it and/or
@@ -16,7 +16,6 @@ License along with the GNU C Library; see the file COPYING.LIB.  If
 not, write to the Free Software Foundation, Inc., 675 Mass Ave,
 Cambridge, MA 02139, USA.  */
 
-#include <ansidecl.h>
 #include <sys/wait.h>
 #include <errno.h>
 #include <sys/resource.h>
@@ -25,9 +24,10 @@ Cambridge, MA 02139, USA.  */
 /* Wait for a child to die.  When one does, put its status in *STAT_LOC
    and return its process ID.  For errors, return (pid_t) -1.  */
 __pid_t
-DEFUN(__wait, (stat_loc), __WAIT_STATUS_DEFN stat_loc)
+__libc_wait (__WAIT_STATUS_DEFN stat_loc)
 {
   return __wait4 (WAIT_ANY, stat_loc, 0, (struct rusage *) NULL);
 }
 
-weak_alias (__wait, wait)
+weak_alias (__libc_wait, __wait)
+weak_alias (__libc_wait, wait)
diff --git a/sysdeps/unix/bsd/bsd4.4/waitpid.c b/sysdeps/unix/bsd/bsd4.4/waitpid.c
index b5a34c32d0..2a21e3cef8 100644
--- a/sysdeps/unix/bsd/bsd4.4/waitpid.c
+++ b/sysdeps/unix/bsd/bsd4.4/waitpid.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991, 1995 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 1995, 1996 Free Software Foundation, Inc.
 This file is part of the GNU C Library.
 
 The GNU C Library is free software; you can redistribute it and/or
@@ -16,7 +16,6 @@ License along with the GNU C Library; see the file COPYING.LIB.  If
 not, write to the Free Software Foundation, Inc., 675 Mass Ave,
 Cambridge, MA 02139, USA.  */
 
-#include <ansidecl.h>
 #include <errno.h>
 #include <sys/wait.h>
 #include <sys/types.h>
@@ -35,10 +34,10 @@ Cambridge, MA 02139, USA.  */
    Return (pid_t) -1 for errors.  If the WUNTRACED bit is set in OPTIONS,
    return status for stopped children; otherwise don't.  */
 pid_t
-DEFUN(__waitpid, (pid, stat_loc, options),
-      pid_t pid AND int *stat_loc AND int options)
+__libc_waitpid (pid_t pid, int *stat_loc, int options)
 {
   return __wait4 (pid, (union wait *) stat_loc, options, NULL);
 }
 
-weak_alias (__waitpid, waitpid)
+weak_alias (__libc_waitpid, __waitpid)
+weak_alias (__libc_waitpid, waitpid)
diff --git a/sysdeps/unix/bsd/isatty.c b/sysdeps/unix/bsd/isatty.c
index c3e80eb1c3..f6e34e865b 100644
--- a/sysdeps/unix/bsd/isatty.c
+++ b/sysdeps/unix/bsd/isatty.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991, 1995 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 1995, 1996 Free Software Foundation, Inc.
 This file is part of the GNU C Library.
 
 The GNU C Library is free software; you can redistribute it and/or
@@ -16,14 +16,14 @@ License along with the GNU C Library; see the file COPYING.LIB.  If
 not, write to the Free Software Foundation, Inc., 675 Mass Ave,
 Cambridge, MA 02139, USA.  */
 
-#include <ansidecl.h>
 #include <errno.h>
 #include <unistd.h>
 #include <sys/ioctl.h>
 
 /* Return 1 if FD is a terminal, 0 if not.  */
 int
-DEFUN(__isatty, (fd), int fd)
+__isatty (fd)
+     int fd;
 {
   int save;
   int is_tty;
@@ -31,7 +31,7 @@ DEFUN(__isatty, (fd), int fd)
 
   save = errno;
   is_tty = __ioctl (fd, TIOCGETP, &term) == 0;
-  errno = save;
+  __set_errno (save);
 
   return is_tty;
 }
diff --git a/sysdeps/unix/bsd/setegid.c b/sysdeps/unix/bsd/setegid.c
index c4a3780f6d..420751bfc1 100644
--- a/sysdeps/unix/bsd/setegid.c
+++ b/sysdeps/unix/bsd/setegid.c
@@ -26,7 +26,7 @@ setegid (gid)
 {
   if (gid == (gid_t) ~0)
     {
-      errno = EINVAL;
+      __set_errno (EINVAL);
       return -1;
     }
 
diff --git a/sysdeps/unix/bsd/seteuid.c b/sysdeps/unix/bsd/seteuid.c
index f6aa37f153..06fd1a3f29 100644
--- a/sysdeps/unix/bsd/seteuid.c
+++ b/sysdeps/unix/bsd/seteuid.c
@@ -26,7 +26,7 @@ seteuid (uid)
 {
   if (uid == (uid_t) ~0)
     {
-      errno = EINVAL;
+      __set_errno (EINVAL);
       return -1;
     }
 
diff --git a/sysdeps/unix/bsd/setsid.c b/sysdeps/unix/bsd/setsid.c
index e057694589..1da7865ac6 100644
--- a/sysdeps/unix/bsd/setsid.c
+++ b/sysdeps/unix/bsd/setsid.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991, 1995 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 1995, 1996 Free Software Foundation, Inc.
 This file is part of the GNU C Library.
 
 The GNU C Library is free software; you can redistribute it and/or
@@ -16,7 +16,6 @@ License along with the GNU C Library; see the file COPYING.LIB.  If
 not, write to the Free Software Foundation, Inc., 675 Mass Ave,
 Cambridge, MA 02139, USA.  */
 
-#include <ansidecl.h>
 #include <errno.h>
 #include <unistd.h>
 #include <sys/ioctl.h>
@@ -27,7 +26,7 @@ Cambridge, MA 02139, USA.  */
    The process group IDs of the session and the calling process
    are set to the process ID of the calling process, which is returned.  */
 int
-DEFUN_VOID(__setsid)
+__setsid ()
 {
   pid_t pid = getpid ();
   int tty;
@@ -36,7 +35,7 @@ DEFUN_VOID(__setsid)
   if (__getpgid (pid) == pid)
     {
       /* Already the leader.  */
-      errno = EPERM;
+      __set_errno (EPERM);
       return -1;
     }
 
@@ -46,13 +45,13 @@ DEFUN_VOID(__setsid)
   tty = open ("/dev/tty", 0);
   if (tty < 0)
     {
-      errno = save;
+      __set_errno (save);
       return 0;
     }
   (void) __ioctl (tty, TIOCNOTTY, 0);
   (void) __close (tty);
 
-  errno = save;
+  __set_errno (save);
   return 0;
 }
 
diff --git a/sysdeps/unix/bsd/sigaction.c b/sysdeps/unix/bsd/sigaction.c
index aa1c53f6cd..f20968d68e 100644
--- a/sysdeps/unix/bsd/sigaction.c
+++ b/sysdeps/unix/bsd/sigaction.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991, 1995 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 1995, 1996 Free Software Foundation, Inc.
 This file is part of the GNU C Library.
 
 The GNU C Library is free software; you can redistribute it and/or
@@ -16,7 +16,6 @@ License along with the GNU C Library; see the file COPYING.LIB.  If
 not, write to the Free Software Foundation, Inc., 675 Mass Ave,
 Cambridge, MA 02139, USA.  */
 
-#include <ansidecl.h>
 #include <sysdep.h>
 #include <errno.h>
 #include <stddef.h>
@@ -26,14 +25,16 @@ Cambridge, MA 02139, USA.  */
 /* If ACT is not NULL, change the action for SIG to *ACT.
    If OACT is not NULL, put the old action for SIG in *OACT.  */
 int
-DEFUN(__sigaction, (sig, act, oact),
-      int sig AND CONST struct sigaction *act AND struct sigaction *oact)
+__sigaction (sig, act, oact)
+     int sig;
+     const struct sigaction *act;
+     struct sigaction *oact;
 {
   struct sigvec vec, ovec;
 
   if (sig <= 0 || sig >= NSIG)
     {
-      errno = EINVAL;
+      __set_errno (EINVAL);
       return -1;
     }
 
@@ -50,7 +51,7 @@ DEFUN(__sigaction, (sig, act, oact),
 
   if (oact != NULL)
     {
-      oact->sa_handler = (void EXFUN((*), (int))) ovec.sv_handler;
+      oact->sa_handler = (void (*) __P ((int))) ovec.sv_handler;
       oact->sa_mask = ovec.sv_mask;
       oact->sa_flags = (((ovec.sv_flags & SV_ONSTACK) ? SA_ONSTACK : 0) |
 			(!(ovec.sv_flags & SV_INTERRUPT) ? SA_RESTART : 0));
diff --git a/sysdeps/unix/bsd/sigprocmask.c b/sysdeps/unix/bsd/sigprocmask.c
index 31ebb743a8..3421eb4f31 100644
--- a/sysdeps/unix/bsd/sigprocmask.c
+++ b/sysdeps/unix/bsd/sigprocmask.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991, 1992, 1995 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 1992, 1995, 1996 Free Software Foundation, Inc.
 This file is part of the GNU C Library.
 
 The GNU C Library is free software; you can redistribute it and/or
@@ -16,7 +16,6 @@ License along with the GNU C Library; see the file COPYING.LIB.  If
 not, write to the Free Software Foundation, Inc., 675 Mass Ave,
 Cambridge, MA 02139, USA.  */
 
-#include <ansidecl.h>
 #include <errno.h>
 #include <stddef.h>
 #include <signal.h>
@@ -26,8 +25,10 @@ Cambridge, MA 02139, USA.  */
    according to HOW, which may be SIG_BLOCK, SIG_UNBLOCK or SIG_SETMASK.
    If OSET is not NULL, store the old set of blocked signals in *OSET.  */
 int
-DEFUN(__sigprocmask, (how, set, oset),
-      int how AND CONST sigset_t *set AND sigset_t *oset)
+__sigprocmask (how, set, oset)
+     int how;
+     const sigset_t *set;
+     sigset_t *oset;
 {
   int mask;
 
@@ -37,7 +38,7 @@ DEFUN(__sigprocmask, (how, set, oset),
       switch (how)
 	{
 	case SIG_BLOCK:
-	  mask = __sigblock(mask);
+	  mask = __sigblock (mask);
 	  break;
 
 	case SIG_UNBLOCK:
@@ -45,16 +46,16 @@ DEFUN(__sigprocmask, (how, set, oset),
 	  /* Fall through.  */
 
 	case SIG_SETMASK:
-	  mask = __sigsetmask(mask);
+	  mask = __sigsetmask (mask);
 	  break;
 
 	default:
-	  errno = EINVAL;
+	  __set_errno (EINVAL);
 	  return -1;
 	}
     }
   else
-    mask = __sigblock(0);
+    mask = __sigblock (0);
 
   if (oset != NULL)
     *oset = mask;
diff --git a/sysdeps/unix/bsd/sigsuspend.c b/sysdeps/unix/bsd/sigsuspend.c
index fff56a950f..4c045aa663 100644
--- a/sysdeps/unix/bsd/sigsuspend.c
+++ b/sysdeps/unix/bsd/sigsuspend.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 1996 Free Software Foundation, Inc.
 This file is part of the GNU C Library.
 
 The GNU C Library is free software; you can redistribute it and/or
@@ -16,7 +16,6 @@ License along with the GNU C Library; see the file COPYING.LIB.  If
 not, write to the Free Software Foundation, Inc., 675 Mass Ave,
 Cambridge, MA 02139, USA.  */
 
-#include <ansidecl.h>
 #include <errno.h>
 #include <signal.h>
 #include <stddef.h>
@@ -26,21 +25,22 @@ Cambridge, MA 02139, USA.  */
 /* Change the set of blocked signals to SET,
    wait until a signal arrives, and restore the set of blocked signals.  */
 int
-DEFUN(sigsuspend, (set), CONST sigset_t *set)
+sigsuspend (set)
+     const sigset_t *set;
 {
   int mask;
   int sig;
 
   if (set == NULL)
     {
-      errno = EINVAL;
+      __set_errno (EINVAL);
       return -1;
     }
 
   mask = 0;
   for (sig = 1; sig <= NSIG; ++sig)
-    if (__sigismember(set, sig))
-      mask |= sigmask(sig);
+    if (__sigismember (set, sig))
+      mask |= sigmask (sig);
 
-  return __sigpause(mask);
+  return __sigpause (mask);
 }
diff --git a/sysdeps/unix/bsd/sun/m68k/sigtramp.c b/sysdeps/unix/bsd/sun/m68k/sigtramp.c
index 32a2c2047e..db9ffb5135 100644
--- a/sysdeps/unix/bsd/sun/m68k/sigtramp.c
+++ b/sysdeps/unix/bsd/sun/m68k/sigtramp.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1993 Free Software Foundation, Inc.
+/* Copyright (C) 1993, 1996 Free Software Foundation, Inc.
 This file is part of the GNU C Library.
 
 The GNU C Library is free software; you can redistribute it and/or
@@ -16,8 +16,6 @@ License along with the GNU C Library; see the file COPYING.LIB.  If
 not, write to the Free Software Foundation, Inc., 675 Mass Ave,
 Cambridge, MA 02139, USA.  */
 
-#include <ansidecl.h>
-
 #ifndef	__GNUC__
   #error This file uses GNU C extensions; you must compile with GCC.
 #endif
@@ -52,8 +50,8 @@ Cambridge, MA 02139, USA.  */
 #include <errno.h>
 
 /* Defined in __sigvec.S.  */
-extern int EXFUN(__raw_sigvec, (int sig, CONST struct sigvec *vec,
-				struct sigvec *ovec));
+extern int __raw_sigvec (int sig, const struct sigvec *vec,
+			 struct sigvec *ovec);
 
 /* User-specified signal handlers.  */
 #define mytramp 1
@@ -70,8 +68,11 @@ extern __sighandler_t _sigfunc[];
    Saves and restores the general regs %g2-%g7, the %y register, and
    all the FPU regs (including %fsr), around calling the user's handler.  */
 static void
-DEFUN(trampoline, (sig, code, context, addr),
-      int sig AND int code AND struct sigcontext *context AND PTR addr)
+trampoline (sig, code, context, addr)
+     int sig;
+     int code;
+     struct sigcontext *context;
+     void *addr;
 {
   int save[4];
 
@@ -81,7 +82,7 @@ DEFUN(trampoline, (sig, code, context, addr),
   /* XXX should save/restore FP regs */
 
   /* Call the user's handler.  */
-  (*((void EXFUN((*), (int sig, int code, struct sigcontext *context,
+  (*((void (*) __P ((int sig, int code, struct sigcontext *context,
 		       PTR addr))) handlers[sig]))
     (sig, code, context, addr);
 
@@ -95,8 +96,10 @@ DEFUN(trampoline, (sig, code, context, addr),
 #endif
 
 int
-DEFUN(__sigvec, (sig, vec, ovec),
-      int sig AND CONST struct sigvec *vec AND struct sigvec *ovec)
+__sigvec (sig, vec, ovec)
+     int sig;
+     const struct sigvec *vec;
+     struct sigvec *ovec;
 {
 #ifndef	mytramp
   extern void _sigtramp (int);
@@ -108,7 +111,7 @@ DEFUN(__sigvec, (sig, vec, ovec),
 
   if (sig <= 0 || sig >= NSIG)
     {
-      errno = EINVAL;
+      __set_errno (EINVAL);
       return -1;
     }
 
diff --git a/sysdeps/unix/bsd/sun/sparc/sigtramp.c b/sysdeps/unix/bsd/sun/sparc/sigtramp.c
index 54f62933a8..11ce1945ff 100644
--- a/sysdeps/unix/bsd/sun/sparc/sigtramp.c
+++ b/sysdeps/unix/bsd/sun/sparc/sigtramp.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991, 1992, 1994 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 1992, 1994, 1996 Free Software Foundation, Inc.
 This file is part of the GNU C Library.
 
 The GNU C Library is free software; you can redistribute it and/or
@@ -16,8 +16,6 @@ License along with the GNU C Library; see the file COPYING.LIB.  If
 not, write to the Free Software Foundation, Inc., 675 Mass Ave,
 Cambridge, MA 02139, USA.  */
 
-#include <ansidecl.h>
-
 #ifndef	__GNUC__
   #error This file uses GNU C extensions; you must compile with GCC.
 #endif
@@ -52,8 +50,8 @@ Cambridge, MA 02139, USA.  */
 #include <errno.h>
 
 /* Defined in __sigvec.S.  */
-extern int EXFUN(__raw_sigvec, (int sig, CONST struct sigvec *vec,
-				struct sigvec *ovec));
+extern int __raw_sigvec __P ((int sig, CONST struct sigvec *vec,
+			      struct sigvec *ovec));
 
 /* User-specified signal handlers.  */
 #define mytramp 1
@@ -70,7 +68,8 @@ extern __sighandler_t _sigfunc[];
    Saves and restores the general regs %g2-%g7, the %y register, and
    all the FPU regs (including %fsr), around calling the user's handler.  */
 static void
-DEFUN(trampoline, (sig), int sig)
+trampoline (sig)
+     int sig;
 {
   /* We use `double' and `long long int' so `std' (store doubleword) insns,
      which might be faster than single-word stores, will be generated.  */
@@ -97,7 +96,7 @@ DEFUN(trampoline, (sig), int sig)
 
   int code;
   register struct sigcontext *context asm("%i0"); /* See end of fn.  */
-  PTR addr;
+  void *addr;
   int y;
   double fpsave[16];
   int fsr;
@@ -147,8 +146,8 @@ DEFUN(trampoline, (sig), int sig)
   glsave[2] = g6;
 
   /* Call the user's handler.  */
-  (*((void EXFUN((*), (int sig, int code, struct sigcontext *context,
-		       PTR addr))) handlers[sig]))
+  (*((void (*) __P ((int sig, int code, struct sigcontext *context,
+		     void *addr))) handlers[sig]))
     (sig, code, context, addr);
 
   /* Restore the Y register.  */
@@ -199,8 +198,10 @@ DEFUN(trampoline, (sig), int sig)
 #endif
 
 int
-DEFUN(__sigvec, (sig, vec, ovec),
-      int sig AND CONST struct sigvec *vec AND struct sigvec *ovec)
+__sigvec (sig, vec, ovec)
+     int sig;
+     const struct sigvec *vec;
+     struct sigvec *ovec;
 {
 #ifndef	mytramp
   extern void _sigtramp (int);
@@ -212,11 +213,11 @@ DEFUN(__sigvec, (sig, vec, ovec),
 
   if (sig <= 0 || sig >= NSIG)
     {
-      errno = EINVAL;
+      __set_errno (EINVAL);
       return -1;
     }
 
-  mask = __sigblock(sigmask(sig));
+  mask = __sigblock (sigmask(sig));
 
   ohandler = handlers[sig];
 
@@ -240,7 +241,7 @@ DEFUN(__sigvec, (sig, vec, ovec),
   if (ovec != NULL && ovec->sv_handler == trampoline)
     ovec->sv_handler = ohandler;
 
-  (void) __sigsetmask(mask);
+  (void) __sigsetmask (mask);
 
   return 0;
 }
diff --git a/sysdeps/unix/bsd/sun/sunos4/speed.c b/sysdeps/unix/bsd/sun/sunos4/speed.c
index 1c09d55dab..de6870a51d 100644
--- a/sysdeps/unix/bsd/sun/sunos4/speed.c
+++ b/sysdeps/unix/bsd/sun/sunos4/speed.c
@@ -1,5 +1,5 @@
 /* `struct termios' speed frobnication functions.  SunOS 4 version.
-Copyright (C) 1991, 1992, 1993 Free Software Foundation, Inc.
+Copyright (C) 1991, 1992, 1993, 1996 Free Software Foundation, Inc.
 This file is part of the GNU C Library.
 
 The GNU C Library is free software; you can redistribute it and/or
@@ -17,12 +17,11 @@ License along with the GNU C Library; see the file COPYING.LIB.  If
 not, write to the Free Software Foundation, Inc., 675 Mass Ave,
 Cambridge, MA 02139, USA.  */
 
-#include <ansidecl.h>
 #include <stddef.h>
 #include <errno.h>
 #include <termios.h>
 
-static CONST speed_t speeds[] =
+static const speed_t speeds[] =
   {
     0,
     50,
@@ -45,28 +44,31 @@ static CONST speed_t speeds[] =
 
 /* Return the output baud rate stored in *TERMIOS_P.  */
 speed_t
-DEFUN(cfgetospeed, (termios_p), CONST struct termios *termios_p)
+cfgetospeed (termios_p)
+     const struct termios *termios_p;
 {
   return termios_p->c_cflag & CBAUD;
 }
 
 /* Return the input baud rate stored in *TERMIOS_P.  */
 speed_t
-DEFUN(cfgetispeed, (termios_p), CONST struct termios *termios_p)
+cfgetispeed (termios_p)
+     const struct termios *termios_p;
 {
   return (termios_p->c_cflag & CIBAUD) >> IBSHIFT;
 }
 
 /* Set the output baud rate stored in *TERMIOS_P to SPEED.  */
 int
-DEFUN(cfsetospeed, (termios_p, speed),
-      struct termios *termios_p AND speed_t speed)
+cfsetospeed (termios_p, speed)
+     struct termios *termios_p;
+     speed_t speed;
 {
   register unsigned int i;
 
   if (termios_p == NULL)
     {
-      errno = EINVAL;
+      __set_errno (EINVAL);
       return -1;
     }
 
@@ -82,20 +84,21 @@ DEFUN(cfsetospeed, (termios_p, speed),
 	return 0;
       }
 
-  errno = EINVAL;
+  __set_errno (EINVAL);
   return -1;
 }
 
 /* Set the input baud rate stored in *TERMIOS_P to SPEED.  */
 int
-DEFUN(cfsetispeed, (termios_p, speed),
-      struct termios *termios_p AND speed_t speed)
+cfsetispeed (termios_p, speed)
+     struct termios *termios_p;
+     speed_t speed;
 {
   register unsigned int i;
 
   if (termios_p == NULL)
     {
-      errno = EINVAL;
+      __set_errno (EINVAL);
       return -1;
     }
 
@@ -108,6 +111,6 @@ DEFUN(cfsetispeed, (termios_p, speed),
 	return 0;
       }
 
-  errno = EINVAL;
+  __set_errno (EINVAL);
   return -1;
 }
diff --git a/sysdeps/unix/bsd/sun/sunos4/tcsetattr.c b/sysdeps/unix/bsd/sun/sunos4/tcsetattr.c
index f88951ff9d..f825d41ab8 100644
--- a/sysdeps/unix/bsd/sun/sunos4/tcsetattr.c
+++ b/sysdeps/unix/bsd/sun/sunos4/tcsetattr.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1993 Free Software Foundation, Inc.
+/* Copyright (C) 1993, 1996 Free Software Foundation, Inc.
 This file is part of the GNU C Library.
 
 The GNU C Library is free software; you can redistribute it and/or
@@ -16,7 +16,6 @@ License along with the GNU C Library; see the file COPYING.LIB.  If
 not, write to the Free Software Foundation, Inc., 675 Mass Ave,
 Cambridge, MA 02139, USA.  */
 
-#include <ansidecl.h>
 #include <errno.h>
 #include <stddef.h>
 #include <termios.h>
@@ -24,8 +23,10 @@ Cambridge, MA 02139, USA.  */
 
 /* Set the state of FD to *TERMIOS_P.  */
 int
-DEFUN(tcsetattr, (fd, optional_actions, termios_p),
-      int fd AND int optional_actions AND CONST struct termios *termios_p)
+tcsetattr (fd, optional_actions, termios_p)
+     int fd;
+     int optional_actions;
+     const struct termios *termios_p;
 {
   unsigned long cmd;
 
@@ -41,7 +42,7 @@ DEFUN(tcsetattr, (fd, optional_actions, termios_p),
       cmd = TCSETSF;
       break;
     default:
-      errno = EINVAL;
+      __set_errno (EINVAL);
       return -1;
     }
 
diff --git a/sysdeps/unix/bsd/tcdrain.c b/sysdeps/unix/bsd/tcdrain.c
index c9ed18d4f8..84bc06813d 100644
--- a/sysdeps/unix/bsd/tcdrain.c
+++ b/sysdeps/unix/bsd/tcdrain.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 1996 Free Software Foundation, Inc.
 This file is part of the GNU C Library.
 
 The GNU C Library is free software; you can redistribute it and/or
@@ -16,7 +16,6 @@ License along with the GNU C Library; see the file COPYING.LIB.  If
 not, write to the Free Software Foundation, Inc., 675 Mass Ave,
 Cambridge, MA 02139, USA.  */
 
-#include <ansidecl.h>
 #include <errno.h>
 #include <stddef.h>
 #include <termios.h>
@@ -26,13 +25,14 @@ Cambridge, MA 02139, USA.  */
 
 /* Wait for pending output to be written on FD.  */
 int
-DEFUN(tcdrain, (fd), int fd)
+__libc_tcdrain (int fd)
 {
   /* The TIOCSETP control waits for pending output to be written before
      affecting its changes, so we use that without changing anything.  */
   struct sgttyb b;
-  if (__ioctl(fd, TIOCGETP, (PTR) &b) < 0 ||
-      __ioctl(fd, TIOCSETP, (PTR) &b) < 0)
+  if (__ioctl (fd, TIOCGETP, (void *) &b) < 0 ||
+      __ioctl (fd, TIOCSETP, (void *) &b) < 0)
     return -1;
   return 0;
 }
+weak_alias (__libc_tcdrain, tcdrain)
diff --git a/sysdeps/unix/bsd/tcflow.c b/sysdeps/unix/bsd/tcflow.c
index 06de144a45..1919d6d9ea 100644
--- a/sysdeps/unix/bsd/tcflow.c
+++ b/sysdeps/unix/bsd/tcflow.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991, 1992 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 1992, 1996 Free Software Foundation, Inc.
 This file is part of the GNU C Library.
 
 The GNU C Library is free software; you can redistribute it and/or
@@ -16,7 +16,6 @@ License along with the GNU C Library; see the file COPYING.LIB.  If
 not, write to the Free Software Foundation, Inc., 675 Mass Ave,
 Cambridge, MA 02139, USA.  */
 
-#include <ansidecl.h>
 #include <errno.h>
 #include <stddef.h>
 #include <termios.h>
@@ -26,14 +25,16 @@ Cambridge, MA 02139, USA.  */
 
 /* Suspend or restart transmission on FD.  */
 int
-DEFUN(tcflow, (fd, action), int fd AND int action)
+tcflow (fd, action)
+     int fd;
+     int action;
 {
   switch (action)
     {
     case TCOOFF:
-      return __ioctl(fd, TIOCSTOP, (PTR) NULL);
+      return __ioctl (fd, TIOCSTOP, (PTR) NULL);
     case TCOON:
-      return __ioctl(fd, TIOCSTART, (PTR) NULL);
+      return __ioctl (fd, TIOCSTART, (PTR) NULL);
 
     case TCIOFF:
     case TCION:
@@ -42,7 +43,7 @@ DEFUN(tcflow, (fd, action), int fd AND int action)
 	   `write'.  Is there another way to do this?  */
 	struct termios attr;
 	unsigned char c;
-	if (tcgetattr(fd, &attr) < 0)
+	if (tcgetattr (fd, &attr) < 0)
 	  return -1;
 	c = attr.c_cc[action == TCIOFF ? VSTOP : VSTART];
 	if (c != _POSIX_VDISABLE && write (fd, &c, 1) < 1)
@@ -51,7 +52,7 @@ DEFUN(tcflow, (fd, action), int fd AND int action)
       }
 
     default:
-      errno = EINVAL;
+      __set_errno (EINVAL);
       return -1;
     }
 }
diff --git a/sysdeps/unix/bsd/tcflush.c b/sysdeps/unix/bsd/tcflush.c
index 46454b8229..14f7db8dad 100644
--- a/sysdeps/unix/bsd/tcflush.c
+++ b/sysdeps/unix/bsd/tcflush.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991, 1992 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 1992, 1996 Free Software Foundation, Inc.
 This file is part of the GNU C Library.
 
 The GNU C Library is free software; you can redistribute it and/or
@@ -16,7 +16,6 @@ License along with the GNU C Library; see the file COPYING.LIB.  If
 not, write to the Free Software Foundation, Inc., 675 Mass Ave,
 Cambridge, MA 02139, USA.  */
 
-#include <ansidecl.h>
 #include <errno.h>
 #include <stddef.h>
 #include <termios.h>
@@ -26,7 +25,9 @@ Cambridge, MA 02139, USA.  */
 
 /* Flush pending data on FD.  */
 int
-DEFUN(tcflush, (fd, queue_selector), int fd AND int queue_selector)
+tcflush (fd, queue_selector)
+     int fd;
+     int queue_selector;
 {
   int arg;
 
@@ -42,7 +43,7 @@ DEFUN(tcflush, (fd, queue_selector), int fd AND int queue_selector)
       arg = FREAD | FWRITE;
       break;
     default:
-      errno = EINVAL;
+      __set_errno (EINVAL);
       return -1;
     }
 
diff --git a/sysdeps/unix/bsd/tcgetattr.c b/sysdeps/unix/bsd/tcgetattr.c
index 0e6e3785dd..5d17bd5dde 100644
--- a/sysdeps/unix/bsd/tcgetattr.c
+++ b/sysdeps/unix/bsd/tcgetattr.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991, 1992, 1995 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 1992, 1995, 1996 Free Software Foundation, Inc.
 This file is part of the GNU C Library.
 
 The GNU C Library is free software; you can redistribute it and/or
@@ -16,19 +16,19 @@ License along with the GNU C Library; see the file COPYING.LIB.  If
 not, write to the Free Software Foundation, Inc., 675 Mass Ave,
 Cambridge, MA 02139, USA.  */
 
-#include <ansidecl.h>
 #include <errno.h>
 #include <stddef.h>
 #include <termios.h>
 
 #include "bsdtty.h"
 
-extern CONST speed_t __bsd_speeds[]; /* Defined in tcsetattr.c.  */
+extern const speed_t __bsd_speeds[]; /* Defined in tcsetattr.c.  */
 
 /* Put the state of FD into *TERMIOS_P.  */
 int
-DEFUN(__tcgetattr, (fd, termios_p),
-      int fd AND struct termios *termios_p)
+__tcgetattr (fd, termios_p)
+     int fd;
+     struct termios *termios_p;
 {
   struct sgttyb buf;
   struct tchars tchars;
@@ -40,7 +40,7 @@ DEFUN(__tcgetattr, (fd, termios_p),
 
   if (termios_p == NULL)
     {
-      errno = EINVAL;
+      __set_errno (EINVAL);
       return -1;
     }
 
diff --git a/sysdeps/unix/bsd/tcsetattr.c b/sysdeps/unix/bsd/tcsetattr.c
index e731d830f6..770bc98b79 100644
--- a/sysdeps/unix/bsd/tcsetattr.c
+++ b/sysdeps/unix/bsd/tcsetattr.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991, 1993 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 1993, 1996 Free Software Foundation, Inc.
 This file is part of the GNU C Library.
 
 The GNU C Library is free software; you can redistribute it and/or
@@ -16,7 +16,6 @@ License along with the GNU C Library; see the file COPYING.LIB.  If
 not, write to the Free Software Foundation, Inc., 675 Mass Ave,
 Cambridge, MA 02139, USA.  */
 
-#include <ansidecl.h>
 #include <errno.h>
 #include <stddef.h>
 #include <termios.h>
@@ -24,7 +23,7 @@ Cambridge, MA 02139, USA.  */
 #include "bsdtty.h"
 
 
-CONST speed_t __bsd_speeds[] =
+const speed_t __bsd_speeds[] =
   {
     0,
     50,
@@ -47,8 +46,10 @@ CONST speed_t __bsd_speeds[] =
 
 /* Set the state of FD to *TERMIOS_P.  */
 int
-DEFUN(tcsetattr, (fd, optional_actions, termios_p),
-      int fd AND int optional_actions AND CONST struct termios *termios_p)
+tcsetattr (fd, optional_actions, termios_p)
+     int fd;
+     int optional_actions;
+     const struct termios *termios_p;
 {
   struct sgttyb buf;
   struct tchars tchars;
@@ -59,18 +60,18 @@ DEFUN(tcsetattr, (fd, optional_actions, termios_p),
 #endif
   size_t i;
 
-  if (__ioctl(fd, TIOCGETP, &buf) < 0 ||
-      __ioctl(fd, TIOCGETC, &tchars) < 0 ||
-      __ioctl(fd, TIOCGLTC, &ltchars) < 0 ||
+  if (__ioctl (fd, TIOCGETP, &buf) < 0 ||
+      __ioctl (fd, TIOCGETC, &tchars) < 0 ||
+      __ioctl (fd, TIOCGLTC, &ltchars) < 0 ||
 #ifdef	TIOCGETX
-      __ioctl(fd, TIOCGETX, &extra) < 0 ||
+      __ioctl (fd, TIOCGETX, &extra) < 0 ||
 #endif
-      __ioctl(fd, TIOCLGET, &local) < 0)
+      __ioctl (fd, TIOCLGET, &local) < 0)
     return -1;
 
   if (termios_p == NULL)
     {
-      errno = EINVAL;
+      __set_errno (EINVAL);
       return -1;
     }
   switch (optional_actions)
@@ -78,15 +79,15 @@ DEFUN(tcsetattr, (fd, optional_actions, termios_p),
     case TCSANOW:
       break;
     case TCSADRAIN:
-      if (tcdrain(fd) < 0)
+      if (tcdrain (fd) < 0)
 	return -1;
       break;
     case TCSAFLUSH:
-      if (tcflush(fd, TCIFLUSH) < 0)
+      if (tcflush (fd, TCIFLUSH) < 0)
 	return -1;
       break;
     default:
-      errno = EINVAL;
+      __set_errno (EINVAL);
       return -1;
     }
 
@@ -100,7 +101,7 @@ DEFUN(tcsetattr, (fd, optional_actions, termios_p),
     }
   if (buf.sg_ispeed == -1 || buf.sg_ospeed == -1)
     {
-      errno = EINVAL;
+      __set_errno (EINVAL);
       return -1;
     }
 
@@ -174,13 +175,13 @@ DEFUN(tcsetattr, (fd, optional_actions, termios_p),
   tchars.t_startc = termios_p->c_cc[VSTART];
   tchars.t_stopc = termios_p->c_cc[VSTOP];
 
-  if (__ioctl(fd, TIOCSETP, &buf) < 0 ||
-      __ioctl(fd, TIOCSETC, &tchars) < 0 ||
-      __ioctl(fd, TIOCSLTC, &ltchars) < 0 ||
+  if (__ioctl (fd, TIOCSETP, &buf) < 0 ||
+      __ioctl (fd, TIOCSETC, &tchars) < 0 ||
+      __ioctl (fd, TIOCSLTC, &ltchars) < 0 ||
 #ifdef	TIOCGETX
-      __ioctl(fd, TIOCSETX, &extra) < 0 ||
+      __ioctl (fd, TIOCSETX, &extra) < 0 ||
 #endif
-      __ioctl(fd, TIOCLSET, &local) < 0)
+      __ioctl (fd, TIOCLSET, &local) < 0)
     return -1;
   return 0;
 }
diff --git a/sysdeps/unix/bsd/times.c b/sysdeps/unix/bsd/times.c
index edf3e90972..8277ce5a76 100644
--- a/sysdeps/unix/bsd/times.c
+++ b/sysdeps/unix/bsd/times.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991, 1992, 1993, 1995 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 92, 93, 95, 96 Free Software Foundation, Inc.
 This file is part of the GNU C Library.
 
 The GNU C Library is free software; you can redistribute it and/or
@@ -16,7 +16,6 @@ License along with the GNU C Library; see the file COPYING.LIB.  If
 not, write to the Free Software Foundation, Inc., 675 Mass Ave,
 Cambridge, MA 02139, USA.  */
 
-#include <ansidecl.h>
 #include <errno.h>
 #include <stddef.h>
 #include <sys/times.h>
@@ -31,7 +30,8 @@ extern time_t _posix_start_time;
 __inline
 #endif
 static clock_t
-DEFUN(timeval_to_clock_t, (tv), CONST struct timeval *tv)
+timeval_to_clock_t (tv)
+     const struct timeval *tv;
 {
   return (clock_t) ((tv->tv_sec * CLK_TCK) +
 		    (tv->tv_usec * CLK_TCK / 1000000L));
@@ -42,27 +42,28 @@ DEFUN(timeval_to_clock_t, (tv), CONST struct timeval *tv)
    Return the elapsed real time, or (clock_t) -1 for errors.
    All times are in CLK_TCKths of a second.  */
 clock_t
-DEFUN(__times, (buffer), struct tms *buffer)
+__times (buffer)
+     struct tms *buffer;
 {
   struct rusage usage;
 
   if (buffer == NULL)
     {
-      errno = EINVAL;
+      __set_errno (EINVAL);
       return (clock_t) -1;
     }
 
-  if (__getrusage(RUSAGE_SELF, &usage) < 0)
+  if (__getrusage (RUSAGE_SELF, &usage) < 0)
     return (clock_t) -1;
-  buffer->tms_utime = (clock_t) timeval_to_clock_t(&usage.ru_utime);
-  buffer->tms_stime = (clock_t) timeval_to_clock_t(&usage.ru_stime);
+  buffer->tms_utime = (clock_t) timeval_to_clock_t (&usage.ru_utime);
+  buffer->tms_stime = (clock_t) timeval_to_clock_t (&usage.ru_stime);
 
-  if (__getrusage(RUSAGE_CHILDREN, &usage) < 0)
+  if (__getrusage (RUSAGE_CHILDREN, &usage) < 0)
     return (clock_t) -1;
-  buffer->tms_cutime = (clock_t) timeval_to_clock_t(&usage.ru_utime);
-  buffer->tms_cstime = (clock_t) timeval_to_clock_t(&usage.ru_stime);
+  buffer->tms_cutime = (clock_t) timeval_to_clock_t (&usage.ru_utime);
+  buffer->tms_cstime = (clock_t) timeval_to_clock_t (&usage.ru_stime);
 
-  return (time((time_t *) NULL) - _posix_start_time) * CLK_TCK;
+  return (time ((time_t *) NULL) - _posix_start_time) * CLK_TCK;
 }
 
 weak_alias (__times, times)
diff --git a/sysdeps/unix/bsd/ulimit.c b/sysdeps/unix/bsd/ulimit.c
index 912faf42e2..f90692a11c 100644
--- a/sysdeps/unix/bsd/ulimit.c
+++ b/sysdeps/unix/bsd/ulimit.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991, 1992, 1994 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 1992, 1994, 1996 Free Software Foundation, Inc.
 This file is part of the GNU C Library.
 
 The GNU C Library is free software; you can redistribute it and/or
@@ -16,7 +16,6 @@ License along with the GNU C Library; see the file COPYING.LIB.  If
 not, write to the Free Software Foundation, Inc., 675 Mass Ave,
 Cambridge, MA 02139, USA.  */
 
-#include <ansidecl.h>
 #include <sysdep.h>
 #include <sys/resource.h>
 #include <unistd.h>
@@ -37,8 +36,9 @@ extern int _etext;
        can open.
    Returns -1 on errors.  */
 long int
-DEFUN(ulimit, (cmd, newlimit),
-      int cmd AND long int newlimit)
+ulimit (cmd, newlimit)
+     int cmd;
+     long int newlimit;
 {
   int status;
 
@@ -49,7 +49,7 @@ DEFUN(ulimit, (cmd, newlimit),
 	/* Get limit on file size.  */
 	struct rlimit fsize;
 
-	status = getrlimit(RLIMIT_FSIZE, &fsize);
+	status = getrlimit (RLIMIT_FSIZE, &fsize);
 	if (status < 0)
 	  return -1;
 
@@ -62,25 +62,25 @@ DEFUN(ulimit, (cmd, newlimit),
 	struct rlimit fsize;
 	fsize.rlim_cur = newlimit * 512;
 	fsize.rlim_max = newlimit * 512;
-	
-	return setrlimit(RLIMIT_FSIZE, &fsize);
+
+	return setrlimit (RLIMIT_FSIZE, &fsize);
       }
     case 3:
       /* Get maximum address for `brk'.  */
       {
 	struct rlimit dsize;
 
-	status = getrlimit(RLIMIT_DATA, &dsize);
+	status = getrlimit (RLIMIT_DATA, &dsize);
 	if (status < 0)
 	  return -1;
 
 	return ((long int) &_etext) + dsize.rlim_cur;
       }
     case 4:
-      return sysconf(_SC_OPEN_MAX);
+      return sysconf (_SC_OPEN_MAX);
 
     default:
-      errno = EINVAL;
+      __set_errno (EINVAL);
       return -1;
     }
 }
diff --git a/sysdeps/unix/bsd/ultrix4/mips/start.S b/sysdeps/unix/bsd/ultrix4/mips/start.S
index 24bcbb4e00..aec5885252 100644
--- a/sysdeps/unix/bsd/ultrix4/mips/start.S
+++ b/sysdeps/unix/bsd/ultrix4/mips/start.S
@@ -1,4 +1,4 @@
-/* Copyright (C) 1993, 1995 Free Software Foundation, Inc.
+/* Copyright (C) 1993, 1995, 1996 Free Software Foundation, Inc.
    Contributed by Brendan Kehoe (brendan@zen.org).
 
 The GNU C Library is free software; you can redistribute it and/or
@@ -18,6 +18,7 @@ Cambridge, MA 02139, USA.  */
 
 #include <sysdep.h>
 
+__errno:
 .comm errno,		4
 
 ENTRY(__start)
diff --git a/sysdeps/unix/bsd/ultrix4/sysconf.c b/sysdeps/unix/bsd/ultrix4/sysconf.c
index a9f3c5bbbe..a24c1c5ce8 100644
--- a/sysdeps/unix/bsd/ultrix4/sysconf.c
+++ b/sysdeps/unix/bsd/ultrix4/sysconf.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1992, 1995 Free Software Foundation, Inc.
+/* Copyright (C) 1992, 1995, 1996 Free Software Foundation, Inc.
    Contributed by Ian Lance Taylor (ian@airs.com).
 
 The GNU C Library is free software; you can redistribute it and/or
@@ -20,20 +20,19 @@ Cambridge, MA 02139, USA.  */
    value for _SC_CHILD_MAX.  Everything else is from <sys/param.h>,
    which the default sysconf already knows how to handle.  */
 
-#include <ansidecl.h>
 #include <unistd.h>
 #include <errno.h>
 
 /* This is an Ultrix header file.  */
 #include <sys/sysinfo.h>
 
-extern int EXFUN(__getsysinfo, (unsigned int op, void *buffer,
-				size_t nbytes, int *start,
-				void *arg));
-extern long int EXFUN(__default_sysconf, (int name));
+extern int __getsysinfo __P ((unsigned int op, void *buffer,
+			      size_t nbytes, int *start, void *arg));
+extern long int __default_sysconf __P ((int name));
 
 long int
-DEFUN(__sysconf, (name), int name)
+__sysconf (name)
+     int name;
 {
   if (name == _SC_CHILD_MAX)
     {
@@ -46,11 +45,11 @@ DEFUN(__sysconf, (name), int name)
       if (__getsysinfo (GSI_MAX_UPROCS, &ret, sizeof (ret), &start,
 			(void *) 0) > 0)
 	{
-	  errno = save;
+	  __set_errno (save);
 	  return ret;
 	}
 
-      errno = save;
+      __set_errno (save);
     }
 
   return __default_sysconf (name);
diff --git a/sysdeps/unix/closedir.c b/sysdeps/unix/closedir.c
index 5b938a8272..a46d47ac35 100644
--- a/sysdeps/unix/closedir.c
+++ b/sysdeps/unix/closedir.c
@@ -32,7 +32,7 @@ __closedir (DIR *dirp)
 
   if (dirp == NULL)
     {
-      errno = EINVAL;
+      __set_errno (EINVAL);
       return -1;
     }
 
diff --git a/sysdeps/unix/common/lxstat.c b/sysdeps/unix/common/lxstat.c
index 499a0838ac..f33279979a 100644
--- a/sysdeps/unix/common/lxstat.c
+++ b/sysdeps/unix/common/lxstat.c
@@ -28,7 +28,7 @@ __lxstat (int vers, const char *file, struct stat *buf)
 {
   if (vers != _STAT_VER)
     {
-      errno = EINVAL;
+      __set_errno (EINVAL);
       return -1;
     }
 
diff --git a/sysdeps/unix/common/pause.c b/sysdeps/unix/common/pause.c
index b2fafb958e..a073dd2b3a 100644
--- a/sysdeps/unix/common/pause.c
+++ b/sysdeps/unix/common/pause.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 1996 Free Software Foundation, Inc.
 This file is part of the GNU C Library.
 
 The GNU C Library is free software; you can redistribute it and/or
@@ -16,7 +16,6 @@ License along with the GNU C Library; see the file COPYING.LIB.  If
 not, write to the Free Software Foundation, Inc., 675 Mass Ave,
 Cambridge, MA 02139, USA.  */
 
-#include <ansidecl.h>
 #include <signal.h>
 #include <unistd.h>
 
@@ -25,7 +24,8 @@ Cambridge, MA 02139, USA.  */
    This always returns -1 and sets errno to EINTR.  */
 
 int
-DEFUN_VOID(pause)
+__libc_pause (void)
 {
-  return __sigpause(__sigblock(0));
+  return __sigpause (__sigblock (0));
 }
+weak_alias (__libc_pause, pause)
diff --git a/sysdeps/unix/common/tcsendbrk.c b/sysdeps/unix/common/tcsendbrk.c
index 348321a492..7d768267c4 100644
--- a/sysdeps/unix/common/tcsendbrk.c
+++ b/sysdeps/unix/common/tcsendbrk.c
@@ -40,8 +40,7 @@ tcsendbreak (int fd, int duration)
   /* ioctl can't send a break of any other duration for us.
      This could be changed to use trickery (e.g. lower speed and
      send a '\0') to send the break, but for now just return an error.  */
-  errno = EINVAL;
+  __set_errno (EINVAL);
   return -1;
 #endif
 }
-
diff --git a/sysdeps/unix/fxstat.c b/sysdeps/unix/fxstat.c
index 522d3fd052..29cab5177c 100644
--- a/sysdeps/unix/fxstat.c
+++ b/sysdeps/unix/fxstat.c
@@ -29,7 +29,7 @@ __fxstat (int vers, int fd, struct stat *buf)
 {
   if (vers != _STAT_VER)
     {
-      errno = EINVAL;
+      __set_errno (EINVAL);
       return -1;
     }
 
diff --git a/sysdeps/unix/getdents.c b/sysdeps/unix/getdents.c
index 485faa13c2..6dec0dc5b5 100644
--- a/sysdeps/unix/getdents.c
+++ b/sysdeps/unix/getdents.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1993, 1995 Free Software Foundation, Inc.
+/* Copyright (C) 1993, 1995, 1996 Free Software Foundation, Inc.
 This file is part of the GNU C Library.
 
 The GNU C Library is free software; you can redistribute it and/or
@@ -16,15 +16,16 @@ License along with the GNU C Library; see the file COPYING.LIB.  If
 not, write to the Free Software Foundation, Inc., 675 Mass Ave,
 Cambridge, MA 02139, USA.  */
 
-#include <ansidecl.h>
 #include <stddef.h>
-#include <errno.h>
 #include <sys/types.h>
 #include <unistd.h>
 
 int
-DEFUN(__getdirentries, (fd, buf, nbytes, basep),
-      int fd AND char *buf AND size_t nbytes AND off_t *basep)
+__getdirentries (fd, buf, nbytes, basep)
+     int fd;
+     char *buf;
+     size_t nbytes;
+     off_t *basep;
 {
   if (basep)
     *basep = __lseek (fd, (off_t) 0, SEEK_CUR);
@@ -33,4 +34,3 @@ DEFUN(__getdirentries, (fd, buf, nbytes, basep),
 }
 
 weak_alias (__getdirentries, getdirentries)
-
diff --git a/sysdeps/unix/getlogin.c b/sysdeps/unix/getlogin.c
index e23ffa46f5..ef985f2d2f 100644
--- a/sysdeps/unix/getlogin.c
+++ b/sysdeps/unix/getlogin.c
@@ -58,7 +58,7 @@ getlogin (void)
     {
       if (errno == ESRCH)
 	/* The caller expects ENOENT if nothing is found.  */
-	errno = ENOENT;
+	__set_errno (ENOENT);
       result = NULL;
     }
   else
diff --git a/sysdeps/unix/getlogin_r.c b/sysdeps/unix/getlogin_r.c
index 154a9d3a59..f80b2c7518 100644
--- a/sysdeps/unix/getlogin_r.c
+++ b/sysdeps/unix/getlogin_r.c
@@ -53,7 +53,7 @@ getlogin_r (name, name_len)
 
     if (result < 0)
       {
-	errno = err;
+	__set_errno (err);
 	return err;
       }
   }
diff --git a/sysdeps/unix/mkdir.c b/sysdeps/unix/mkdir.c
index 16713f9e48..ff87f9a74f 100644
--- a/sysdeps/unix/mkdir.c
+++ b/sysdeps/unix/mkdir.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1992, 1994, 1995 Free Software Foundation, Inc.
+/* Copyright (C) 1992, 1994, 1995, 1996 Free Software Foundation, Inc.
 This file is part of the GNU C Library.
 
 The GNU C Library is free software; you can redistribute it and/or
@@ -16,7 +16,6 @@ License along with the GNU C Library; see the file COPYING.LIB.  If
 not, write to the Free Software Foundation, Inc., 675 Mass Ave,
 Cambridge, MA 02139, USA.  */
 
-#include <ansidecl.h>
 #include <errno.h>
 #include <stddef.h>
 #include <sys/stat.h>
@@ -27,7 +26,9 @@ Cambridge, MA 02139, USA.  */
 
 /* Create a directory named PATH with protections MODE.  */
 int
-DEFUN(__mkdir, (path, mode), CONST char *path AND mode_t mode)
+__mkdir (path, mode)
+     const char *path;
+     mode_t mode;
 {
   char *cmd = __alloca (80 + strlen (path));
   char *p;
@@ -38,7 +39,7 @@ DEFUN(__mkdir, (path, mode), CONST char *path AND mode_t mode)
 
   if (path == NULL)
     {
-      errno = EINVAL;
+      __set_errno (EINVAL);
       return -1;
     }
 
@@ -51,7 +52,7 @@ DEFUN(__mkdir, (path, mode), CONST char *path AND mode_t mode)
     }
   else
     {
-      errno = EEXIST;
+      __set_errno (EEXIST);
       return -1;
     }
 
@@ -83,11 +84,11 @@ DEFUN(__mkdir, (path, mode), CONST char *path AND mode_t mode)
   /* If system doesn't set errno, but the mkdir fails, we really
      have no idea what went wrong.  EIO is the vaguest error I
      can think of, so I'll use that.  */
-  errno = EIO;
+  __set_errno (EIO);
   status = system (cmd);
   if (WIFEXITED (status) && WEXITSTATUS (status) == 0)
     {
-      errno = save;
+      __set_errno (save);
       return 0;
     }
   else
diff --git a/sysdeps/unix/mman/syscalls.list b/sysdeps/unix/mman/syscalls.list
index 2211e8fa3c..a5f44e465b 100644
--- a/sysdeps/unix/mman/syscalls.list
+++ b/sysdeps/unix/mman/syscalls.list
@@ -3,5 +3,5 @@
 madvise		-	madvise		3	madvise
 mmap		-	mmap		6	__mmap		mmap
 mprotect	-	mprotect	3	__mprotect	mprotect
-msync		-	msync		2	msync
+msync		-	msync		2	__libc_msync	msync
 munmap		-	munmap		2	__munmap	munmap
diff --git a/sysdeps/unix/nice.c b/sysdeps/unix/nice.c
index 01f1412adf..d5a44e5d64 100644
--- a/sysdeps/unix/nice.c
+++ b/sysdeps/unix/nice.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1992 Free Software Foundation, Inc.
+/* Copyright (C) 1992, 1996 Free Software Foundation, Inc.
 This file is part of the GNU C Library.
 
 The GNU C Library is free software; you can redistribute it and/or
@@ -16,7 +16,6 @@ License along with the GNU C Library; see the file COPYING.LIB.  If
 not, write to the Free Software Foundation, Inc., 675 Mass Ave,
 Cambridge, MA 02139, USA.  */
 
-#include <ansidecl.h>
 #include <errno.h>
 #include <unistd.h>
 #include <sys/resource.h>
@@ -24,21 +23,22 @@ Cambridge, MA 02139, USA.  */
 /* Increment the scheduling priority of the calling process by INCR.
    The superuser may use a negative INCR to decrement the priority.  */
 int
-DEFUN(nice, (incr), int incr)
+nice (incr)
+     int incr;
 {
   int save;
   int prio;
 
   /* -1 is a valid priority, so we use errno to check for an error.  */
   save = errno;
-  errno = 0;
+  __set_errno (0);
   prio = getpriority (PRIO_PROCESS, 0);
   if (prio == -1)
     {
       if (errno != 0)
 	return -1;
       else
-	errno = save;
+	__set_errno (save);
     }
 
   return setpriority (PRIO_PROCESS, 0, prio + incr);
diff --git a/sysdeps/unix/nlist.c b/sysdeps/unix/nlist.c
index 5389f65e89..b40aedbc82 100644
--- a/sysdeps/unix/nlist.c
+++ b/sysdeps/unix/nlist.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 1996 Free Software Foundation, Inc.
 This file is part of the GNU C Library.
 
 The GNU C Library is free software; you can redistribute it and/or modify
@@ -15,7 +15,6 @@ You should have received a copy of the GNU General Public License
 along with the GNU C Library; see the file COPYING.  If not, write to
 the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
 
-#include <ansidecl.h>
 #include <errno.h>
 #include <a.out.h>
 #include <stdio.h>
@@ -27,8 +26,9 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
    which is terminated by an element with a NULL `n_un.n_name' member,
    and fill in the elements of NL.  */
 int
-DEFUN(nlist, (file, nl),
-      CONST char *file AND struct nlist *nl)
+nlist (file, nl)
+     const char *file;
+     struct nlist *nl;
 {
   FILE *f;
   struct exec header;
@@ -40,52 +40,53 @@ DEFUN(nlist, (file, nl),
 
   if (nl == NULL)
     {
-      errno = EINVAL;
+      __set_errno (EINVAL);
       return -1;
     }
 
-  f = fopen(file, "r");
+  f = fopen (file, "r");
   if (f == NULL)
     return -1;
 
-  if (fread((PTR) &header, sizeof(header), 1, f) != 1)
+  if (fread ((void *) &header, sizeof (header), 1, f) != 1)
     goto lose;
 
-  if (fseek(f, N_SYMOFF(header), SEEK_SET) != 0)
+  if (fseek (f, N_SYMOFF (header), SEEK_SET) != 0)
     goto lose;
 
-  symbols = (struct nlist *) __alloca(header.a_syms);
-  nsymbols = header.a_syms / sizeof(symbols[0]);
+  symbols = (struct nlist *) __alloca (header.a_syms);
+  nsymbols = header.a_syms / sizeof (symbols[0]);
 
-  if (fread((PTR) symbols, sizeof(symbols[0]), nsymbols, f) != nsymbols)
+  if (fread ((void *) symbols, sizeof (symbols[0]), nsymbols, f) != nsymbols)
     goto lose;
 
-  if (fread((PTR) &string_table_size, sizeof(string_table_size), 1, f) != 1)
+  if (fread ((void *) &string_table_size, sizeof (string_table_size), 1, f)
+      != 1)
     goto lose;
-  string_table_size -= sizeof(string_table_size);
+  string_table_size -= sizeof (string_table_size);
 
-  string_table = (char *) __alloca(string_table_size);
-  if (fread((PTR) string_table, string_table_size, 1, f) != 1)
+  string_table = (char *) __alloca (string_table_size);
+  if (fread ((void *) string_table, string_table_size, 1, f) != 1)
     goto lose;
 
   for (i = 0; i < nsymbols; ++i)
     {
       register struct nlist *nlp;
       for (nlp = nl; nlp->n_un.n_name != NULL; ++nlp)
-	if (!strcmp(nlp->n_un.n_name,
-		    &string_table[symbols[i].n_un.n_strx -
-				  sizeof(string_table_size)]))
+	if (!strcmp (nlp->n_un.n_name,
+		     &string_table[symbols[i].n_un.n_strx -
+				  sizeof (string_table_size)]))
 	  {
-	    char *CONST name = nlp->n_un.n_name;
+	    char *const name = nlp->n_un.n_name;
 	    *nlp = symbols[i];
 	    nlp->n_un.n_name = name;
 	  }
     }
 
-  (void) fclose(f);
+  (void) fclose (f);
   return 0;
 
  lose:;
-  (void) fclose(f);
+  (void) fclose (f);
   return -1;
 }
diff --git a/sysdeps/unix/opendir.c b/sysdeps/unix/opendir.c
index 7161cec6e9..c38c8d478a 100644
--- a/sysdeps/unix/opendir.c
+++ b/sysdeps/unix/opendir.c
@@ -41,7 +41,7 @@ __opendir (const char *name)
     {
       /* POSIX.1-1990 says an empty name gets ENOENT;
 	 but `open' might like it fine.  */
-      errno = ENOENT;
+      __set_errno (ENOENT);
       return NULL;
     }
 
@@ -56,7 +56,7 @@ __opendir (const char *name)
     goto lose;
   if (! S_ISDIR (statbuf.st_mode))
     {
-      errno = ENOTDIR;
+      __set_errno (ENOTDIR);
       goto lose;
     }
 
@@ -66,7 +66,7 @@ __opendir (const char *name)
     {
       int save = errno;
       (void) __close (fd);
-      errno = save;
+      __set_errno (save);
       return NULL;
     }
 
@@ -85,7 +85,7 @@ __opendir (const char *name)
       int save = errno;
       free (dirp);
       (void) __close (fd);
-      errno = save;
+      __set_errno (save);
       return NULL;
     }
 
diff --git a/sysdeps/unix/readdir.c b/sysdeps/unix/readdir.c
index 46f2caff87..491469bcd1 100644
--- a/sysdeps/unix/readdir.c
+++ b/sysdeps/unix/readdir.c
@@ -36,7 +36,7 @@ __readdir (DIR *dirp)
 
   if (dirp == NULL || dirp->data == NULL)
     {
-      errno = EINVAL;
+      __set_errno (EINVAL);
       return NULL;
     }
 
diff --git a/sysdeps/unix/rmdir.c b/sysdeps/unix/rmdir.c
index 52a130ce3e..7bb40211c1 100644
--- a/sysdeps/unix/rmdir.c
+++ b/sysdeps/unix/rmdir.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1992, 1995 Free Software Foundation, Inc.
+/* Copyright (C) 1992, 1995, 1996 Free Software Foundation, Inc.
 This file is part of the GNU C Library.
 
 The GNU C Library is free software; you can redistribute it and/or
@@ -16,7 +16,6 @@ License along with the GNU C Library; see the file COPYING.LIB.  If
 not, write to the Free Software Foundation, Inc., 675 Mass Ave,
 Cambridge, MA 02139, USA.  */
 
-#include <ansidecl.h>
 #include <errno.h>
 #include <stddef.h>
 #include <sys/stat.h>
@@ -27,7 +26,8 @@ Cambridge, MA 02139, USA.  */
 
 /* Create a directory named PATH with protections MODE.  */
 int
-DEFUN(__rmdir, (path), CONST char *path)
+__rmdir (path)
+     const char *path;
 {
   char *cmd = __alloca (80 + strlen (path));
   char *p;
@@ -37,7 +37,7 @@ DEFUN(__rmdir, (path), CONST char *path)
 
   if (path == NULL)
     {
-      errno = EINVAL;
+      __set_errno (EINVAL);
       return -1;
     }
 
@@ -46,7 +46,7 @@ DEFUN(__rmdir, (path), CONST char *path)
     return -1;
   if (!S_ISDIR (statbuf.st_mode))
     {
-      errno = ENOTDIR;
+      __set_errno (ENOTDIR);
       return -1;
     }
 
@@ -64,12 +64,12 @@ DEFUN(__rmdir, (path), CONST char *path)
   /* If system doesn't set errno, but the rmdir fails, we really
      have no idea what went wrong.  EIO is the vaguest error I
      can think of, so I'll use that.  */
-  errno = EIO;
+  __set_errno (EIO);
   status = system (cmd);
   if (WIFEXITED (status) && WEXITSTATUS (status) == 0)
     {
       return 0;
-      errno = save;
+      __set_errno (save);
     }
   else
     return -1;
diff --git a/sysdeps/unix/sparc/start.c b/sysdeps/unix/sparc/start.c
index f8567d2103..6c18b5c09c 100644
--- a/sysdeps/unix/sparc/start.c
+++ b/sysdeps/unix/sparc/start.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991, 1992, 1993, 1994, 1995 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 92, 93, 94, 95, 96 Free Software Foundation, Inc.
 This file is part of the GNU C Library.
 
 The GNU C Library is free software; you can redistribute it and/or
@@ -40,7 +40,9 @@ int __data_start = 0;
 weak_alias (__data_start, data_start)
 #endif
 
-VOLATILE int errno;
+VOLATILE int __errno;
+strong_alias (__errno, errno)
+
 
 extern void EXFUN(__libc_init, (int argc, char **argv, char **envp));
 extern int EXFUN(main, (int argc, char **argv, char **envp));
@@ -117,7 +119,7 @@ DEFUN_VOID(init_shlib)
   caddr_t sobssmap;
   void (*ldstart) (int, int);
   struct exec soexec;
-  struct 
+  struct
     {
       caddr_t crt_ba;
       int crt_dzfd;
@@ -126,7 +128,7 @@ DEFUN_VOID(init_shlib)
       char **crt_ep;
       caddr_t crt_bp;
     } soarg;
-  
+
   /* If not dynamically linked, do nothing.  */
   if (&_DYNAMIC == 0)
     return;
@@ -137,7 +139,7 @@ DEFUN_VOID(init_shlib)
       || soexec.a_magic != ZMAGIC)
     {
       static CONST char emsg[] = "crt0: no /usr/lib/ld.so\n";
-      
+
       syscall (SYS_write, 2, emsg, sizeof (emsg) - 1);
       syscall (SYS_exit, 127);
     }
@@ -165,7 +167,7 @@ DEFUN_VOID(init_shlib)
   soarg.crt_dp = &_DYNAMIC;
   soarg.crt_ep = __environ;
   soarg.crt_bp = (caddr_t) &&retaddr;
-  
+
   ldstart = (__typeof (ldstart)) (somap + soexec.a_entry);
   (*ldstart) (1, (char *) &soarg - (char *) sp);
 
diff --git a/sysdeps/unix/start.c b/sysdeps/unix/start.c
index e58bb3804d..8112d2142a 100644
--- a/sysdeps/unix/start.c
+++ b/sysdeps/unix/start.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991, 1993, 1995 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 1993, 1995, 1996 Free Software Foundation, Inc.
 This file is part of the GNU C Library.
 
 The GNU C Library is free software; you can redistribute it and/or modify
@@ -15,7 +15,6 @@ You should have received a copy of the GNU General Public License
 along with the GNU C Library; see the file COPYING.  If not, write to
 the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
 
-#include <ansidecl.h>
 #include <errno.h>
 #include <stdlib.h>
 #include <unistd.h>
@@ -36,11 +35,12 @@ weak_alias (__data_start, data_start)
 #endif
 
 #ifndef errno
-volatile int errno;
+volatile int __errno;
+string_alias (__errno, errno)
 #endif
 
-extern void EXFUN(__libc_init, (int argc, char **argv, char **envp));
-extern int EXFUN(main, (int argc, char **argv, char **envp));
+extern void __libc_init __P ((int argc, char **argv, char **envp));
+extern int main __P ((int argc, char **argv, char **envp));
 
 
 /* Not a prototype because it gets called strangely.  */
@@ -51,9 +51,9 @@ static void start1();
 /* N.B.: It is important that this be the first function.
    This file is the first thing in the text section.  */
 void
-DEFUN_VOID(_start)
+_start ()
 {
-  start1();
+  start1 ();
 }
 
 #ifndef NO_UNDERSCORES
diff --git a/sysdeps/unix/stime.c b/sysdeps/unix/stime.c
index be928e8f39..869a28ad2e 100644
--- a/sysdeps/unix/stime.c
+++ b/sysdeps/unix/stime.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1992 Free Software Foundation, Inc.
+/* Copyright (C) 1992, 1996 Free Software Foundation, Inc.
 This file is part of the GNU C Library.
 
 The GNU C Library is free software; you can redistribute it and/or
@@ -16,20 +16,20 @@ License along with the GNU C Library; see the file COPYING.LIB.  If
 not, write to the Free Software Foundation, Inc., 675 Mass Ave,
 Cambridge, MA 02139, USA.  */
 
-#include <ansidecl.h>
 #include <errno.h>
 #include <sys/time.h>
 
 /* Set the system clock to *WHEN.  */
 
 int
-DEFUN(stime, (when), CONST time_t *when)
+stime (when)
+     const time_t *when;
 {
   struct timeval tv;
 
   if (when == NULL)
     {
-      errno = EINVAL;
+      __set_errno (EINVAL);
       return -1;
     }
 
diff --git a/sysdeps/unix/syscalls.list b/sysdeps/unix/syscalls.list
index 0da9d17b07..fba1245730 100644
--- a/sysdeps/unix/syscalls.list
+++ b/sysdeps/unix/syscalls.list
@@ -6,12 +6,13 @@ chdir		-	chdir		1	__chdir		chdir
 chmod		-	chmod		2	__chmod		chmod
 chown		-	chown		3	__chown		chown
 chroot		-	chroot		1	chroot
-close		-	close		1	__close		close
+close		-	close		1	__libc_close	__close close
 dup		-	dup		2	__dup		dup
 dup2		-	dup2		2	__dup2		dup2
 fchdir		-	fchdir		1	fchdir
-fcntl		-	fcntl		3	__fcntl		fcntl
-fsync		-	fsync		1	fsync
+fcntl		-	fcntl		3	__libc_fcntl	__fcntl fcntl
+fstatfs		-	fstatfs		2	__fstatfs	fstatfs
+fsync		-	fsync		1	__libc_fsync	fsync
 getdomain	-	getdomainname	2	getdomainname
 getgid		-	getgid		0	__getgid	getgid
 getgroups	-	getgroups	2	__getgroups	getgroups
@@ -23,12 +24,12 @@ getuid		-	getuid		0	__getuid	getuid
 ioctl		-	ioctl		3	__ioctl		ioctl
 kill		-	kill		2	__kill		kill
 link		-	link		2	__link		link
-lseek		-	lseek		3	__lseek		lseek
+lseek		-	lseek		3	__libc_lseek	__lseek lseek
 mkdir		-	mkdir		2	__mkdir		mkdir
-open		-	open		3	__open		open
+open		-	open		3	__libc_open	__open open
 profil		-	profil		4	profil
 ptrace		-	ptrace		4	ptrace
-read		-	read		3	__read		read
+read		-	read		3	__libc_read	__read read
 readlink	-	readlink	3	__readlink	readlink
 readv		-	readv		3	readv
 reboot		-	reboot		1	reboot
@@ -48,6 +49,7 @@ settimeofday	-	settimeofday	2	__settimeofday	settimeofday
 setuid		-	setuid		1	__setuid	setuid
 sigsuspend	-	sigsuspend	1	sigsuspend
 sstk		-	sstk		1	sstk
+statfs		-	statfs		2	__statfs	statfs
 swapoff		-	swapoff		1	swapoff
 swapon		-	swapon		1	swapon
 symlink		-	symlink		2	__symlink	symlink
@@ -55,11 +57,9 @@ sync		-	sync		0	sync
 sys_fstat	fxstat	fstat		2	__syscall_fstat
 sys_mknod	xmknod	mknod		3	__syscall_mknod
 sys_stat	xstat	stat		2	__syscall_stat
-statfs		-	statfs		2	__statfs	statfs
-fstatfs		-	fstatfs		2	__fstatfs	fstatfs
 umask		-	umask		1	__umask		umask
 uname		-	uname		1	uname
 unlink		-	unlink		1	__unlink	unlink
 utimes		-	utimes		2	__utimes	utimes
-write		-	write		3	__write		write
+write		-	write		3	__libc_write	__write write
 writev		-	writev		3	writev
diff --git a/sysdeps/unix/sysv/irix4/getpriority.c b/sysdeps/unix/sysv/irix4/getpriority.c
index 70a9431890..6ba6219791 100644
--- a/sysdeps/unix/sysv/irix4/getpriority.c
+++ b/sysdeps/unix/sysv/irix4/getpriority.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1994 Free Software Foundation, Inc.
+/* Copyright (C) 1994, 1996 Free Software Foundation, Inc.
 This file is part of the GNU C Library.
 
 The GNU C Library is free software; you can redistribute it and/or
@@ -16,7 +16,6 @@ License along with the GNU C Library; see the file COPYING.LIB.  If
 not, write to the Free Software Foundation, Inc., 675 Mass Ave,
 Cambridge, MA 02139, USA.  */
 
-#include <ansidecl.h>
 #include <errno.h>
 #include <sys/resource.h>
 #include <sys/sysmp.h>
@@ -28,8 +27,9 @@ extern int __sysmp __P ((int, ...));
    or user (as specified by WHO) is used.  A lower priority number means higher
    priority.  Priorities range from PRIO_MIN to PRIO_MAX.  */
 int
-DEFUN(getpriority, (which, who),
-      enum __priority_which which AND int who)
+getpriority (which, who)
+     enum __priority_which which;
+     int who;
 {
   switch (which)
     {
@@ -41,6 +41,6 @@ DEFUN(getpriority, (which, who),
       return __sysmp (MP_SCHED, MPTS_GTNICE_USER, who);
     }
 
-  errno = EINVAL;
+  __set_errno (EINVAL);
   return -1;
 }
diff --git a/sysdeps/unix/sysv/irix4/setpriority.c b/sysdeps/unix/sysv/irix4/setpriority.c
index a632953423..322813a7dd 100644
--- a/sysdeps/unix/sysv/irix4/setpriority.c
+++ b/sysdeps/unix/sysv/irix4/setpriority.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1994 Free Software Foundation, Inc.
+/* Copyright (C) 1994, 1996 Free Software Foundation, Inc.
 This file is part of the GNU C Library.
 
 The GNU C Library is free software; you can redistribute it and/or
@@ -16,14 +16,15 @@ License along with the GNU C Library; see the file COPYING.LIB.  If
 not, write to the Free Software Foundation, Inc., 675 Mass Ave,
 Cambridge, MA 02139, USA.  */
 
-#include <ansidecl.h>
 #include <errno.h>
 #include <sys/resource.h>
 #include <sys/sysmp.h>
 
 int
-DEFUN(setpriority, (which, who, prio),
-      enum __priority_which which AND int who AND int prio)
+setpriority (which, who, prio)
+     enum __priority_which which;
+     int who;
+     int prio;
 {
   switch (which)
     {
@@ -35,7 +36,6 @@ DEFUN(setpriority, (which, who, prio),
       return __sysmp (MP_SCHED, MPTS_RENICE_USER, who, prio);
     }
 
-  errno = EINVAL;
+  __set_errno (EINVAL);
   return -1;
 }
-
diff --git a/sysdeps/unix/sysv/irix4/start.c b/sysdeps/unix/sysv/irix4/start.c
index cd86f85244..b11d27b6ed 100644
--- a/sysdeps/unix/sysv/irix4/start.c
+++ b/sysdeps/unix/sysv/irix4/start.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991, 1992, 1995 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 1992, 1995, 1996 Free Software Foundation, Inc.
 This file is part of the GNU C Library.
 
 The GNU C Library is free software; you can redistribute it and/or
@@ -28,7 +28,8 @@ Cambridge, MA 02139, USA.  */
 /* The first piece of initialized data.  */
 int __data_start = 0;
 
-VOLATILE int errno = 0;
+VOLATILE int __errno = 0;
+strong_alias (__errno, errno)
 
 extern void EXFUN(__libc_init, (int argc, char **argv, char **envp));
 extern int EXFUN(main, (int argc, char **argv, char **envp));
diff --git a/sysdeps/unix/sysv/linux/Makefile b/sysdeps/unix/sysv/linux/Makefile
index 33220df5f6..7cfa06db66 100644
--- a/sysdeps/unix/sysv/linux/Makefile
+++ b/sysdeps/unix/sysv/linux/Makefile
@@ -7,7 +7,8 @@ sysdep_routines += sysctl clone
 
 sysdep_headers += sys/mount.h sys/acct.h sys/sysctl.h \
 		  sys/module.h sys/io.h sys/klog.h sys/kdaemon.h \
-		  sys/user.h syscall-list.h sys/sysmacros.h sys/procfs.h
+		  sys/user.h syscall-list.h sys/sysmacros.h sys/procfs.h \
+		  sys/debugreg.h sys/kd.h sys/soundcard.h sys/vt.h
 
 # Generate the list of SYS_* macros for the system calls (__NR_* macros).
 $(objpfx)syscall-%.h $(objpfx)syscall-%.d: ../sysdeps/unix/sysv/linux/syscall.h
diff --git a/sysdeps/unix/sysv/linux/adjtime.c b/sysdeps/unix/sysv/linux/adjtime.c
index 44a0cbbdb5..be42ed337c 100644
--- a/sysdeps/unix/sysv/linux/adjtime.c
+++ b/sysdeps/unix/sysv/linux/adjtime.c
@@ -43,7 +43,7 @@ __adjtime (itv, otv)
       tmp.tv_usec = itv->tv_usec % 1000000L;
       if (tmp.tv_sec > MAX_SEC || tmp.tv_sec < MIN_SEC)
 	{
-	  errno = EINVAL;
+	  __set_errno (EINVAL);
 	  return -1;
 	}
       tntx.offset = tmp.tv_usec + tmp.tv_sec * 1000000L;
diff --git a/sysdeps/unix/sysv/linux/alpha/ioperm.c b/sysdeps/unix/sysv/linux/alpha/ioperm.c
index 731059e600..924fc473b2 100644
--- a/sysdeps/unix/sysv/linux/alpha/ioperm.c
+++ b/sysdeps/unix/sysv/linux/alpha/ioperm.c
@@ -326,7 +326,7 @@ init_iosys (void)
 	  fprintf(stderr,
 		  "ioperm.init_iosys(): Unable to determine system type.\n"
 		  "\t(May need " PATH_ALPHA_SYSTYPE " symlink?)\n");
-	  errno = ENODEV;
+	  __set_errno (ENODEV);
 	  return -1;
 	}
     }
@@ -349,7 +349,7 @@ init_iosys (void)
     }
 
   /* systype is not a know platform name... */
-  errno = EINVAL;
+  __set_errno (EINVAL);
   return -1;
 }
 
@@ -366,7 +366,7 @@ _ioperm (unsigned long from, unsigned long num, int turn_on)
   /* this test isn't as silly as it may look like; consider overflows! */
   if (from >= MAX_PORT || from + num > MAX_PORT)
     {
-      errno = EINVAL;
+      __set_errno (EINVAL);
       return -1;
     }
 
@@ -391,7 +391,7 @@ _ioperm (unsigned long from, unsigned long num, int turn_on)
 	    case IOSYS_APECS:	base = APECS_IO_BASE; break;
 	    case IOSYS_CIA:	base = CIA_IO_BASE; break;
 	    default:
-	      errno = ENODEV;
+	      __set_errno (ENODEV);
 	      return -1;
 	    }
 	  addr  = port_to_cpu_addr (from, io.sys, 1);
@@ -425,7 +425,7 @@ _iopl (unsigned int level)
 {
     if (level > 3)
       {
-	errno = EINVAL;
+	__set_errno (EINVAL);
 	return -1;
       }
     if (level)
diff --git a/sysdeps/unix/sysv/linux/errnos.h b/sysdeps/unix/sysv/linux/errnos.h
index 868819e6b3..8a7055aa6a 100644
--- a/sysdeps/unix/sysv/linux/errnos.h
+++ b/sysdeps/unix/sysv/linux/errnos.h
@@ -29,5 +29,11 @@ extern int __errno;
 extern int *__errno_location __P ((void)) __attribute__ ((__const__));
 #define errno	(*__errno_location ())
 
+#define __set_errno(val) errno = __errno = (val)
+
+#else /* !__USE_REENTRENT || (_LIBC && !_LIBC_REENTRANT) */
+
+#define __set_errno(val) errno = (val)
+
 #endif
 #endif
diff --git a/sysdeps/unix/sysv/linux/gethostid.c b/sysdeps/unix/sysv/linux/gethostid.c
index 2883441c5b..a1d141b142 100644
--- a/sysdeps/unix/sysv/linux/gethostid.c
+++ b/sysdeps/unix/sysv/linux/gethostid.c
@@ -32,7 +32,7 @@ sethostid (id)
   /* Test for appropriate rights to set host ID.  */
   if (geteuid () || getuid ())
     {
-      errno = EPERM;
+      __set_errno (EPERM);
       return -1;
     }
 
diff --git a/sysdeps/unix/sysv/linux/gethostname.c b/sysdeps/unix/sysv/linux/gethostname.c
index 4b7720d414..8a01fff073 100644
--- a/sysdeps/unix/sysv/linux/gethostname.c
+++ b/sysdeps/unix/sysv/linux/gethostname.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1992, 1995 Free Software Foundation, Inc.
+/* Copyright (C) 1992, 1995, 1996 Free Software Foundation, Inc.
 This file is part of the GNU C Library.
 
 The GNU C Library is free software; you can redistribute it and/or
@@ -33,7 +33,7 @@ __gethostname (name, len)
 
   if (name == NULL)
     {
-      errno = EINVAL;
+      __set_errno (EINVAL);
       return -1;
     }
 
@@ -42,7 +42,7 @@ __gethostname (name, len)
 
   if (strlen (buf.nodename) + 1 > len)
     {
-      errno = EINVAL;
+      __set_errno (EINVAL);
       return -1;
     }
 
diff --git a/sysdeps/unix/sysv/linux/getsysstats.c b/sysdeps/unix/sysv/linux/getsysstats.c
index 81946b422f..c4c6fd78f6 100644
--- a/sysdeps/unix/sysv/linux/getsysstats.c
+++ b/sysdeps/unix/sysv/linux/getsysstats.c
@@ -153,7 +153,7 @@ phys_pages_info (const char *format)
 
   if (result == -1)
     /* We cannot get the needed value: signal an error.  */
-    errno = ENOSYS;
+    __set_errno (ENOSYS);
 
   return result;
 }
diff --git a/sysdeps/unix/sysv/linux/i386/brk.c b/sysdeps/unix/sysv/linux/i386/brk.c
index f9e92dde5e..d11c3c40d9 100644
--- a/sysdeps/unix/sysv/linux/i386/brk.c
+++ b/sysdeps/unix/sysv/linux/i386/brk.c
@@ -45,11 +45,10 @@ __brk (void *addr)
 
   if (newbrk < addr)
     {
-      errno = ENOMEM;
+      __set_errno (ENOMEM);
       return -1;
     }
 
   return 0;
 }
 weak_alias (__brk, brk)
-
diff --git a/sysdeps/unix/sysv/linux/i386/sigaction.c b/sysdeps/unix/sysv/linux/i386/sigaction.c
index 58e637eed5..f3ecd4bd15 100644
--- a/sysdeps/unix/sysv/linux/i386/sigaction.c
+++ b/sysdeps/unix/sysv/linux/i386/sigaction.c
@@ -1,5 +1,5 @@
 /* POSIX.1 `sigaction' call for Linux/i386.
-Copyright (C) 1991, 1995 Free Software Foundation, Inc.
+Copyright (C) 1991, 1995, 1996 Free Software Foundation, Inc.
 This file is part of the GNU C Library.
 
 The GNU C Library is free software; you can redistribute it and/or
@@ -48,7 +48,7 @@ __sigaction (int sig, const struct sigaction *act, struct sigaction *oact)
 
   if (result < 0)
     {
-      errno = -result;
+      __set_errno (-result);
       return -1;
     }
   return 0;
diff --git a/sysdeps/unix/sysv/linux/i386/sysdep.S b/sysdeps/unix/sysv/linux/i386/sysdep.S
index 0f3e31dbce..213af51548 100644
--- a/sysdeps/unix/sysv/linux/i386/sysdep.S
+++ b/sysdeps/unix/sysv/linux/i386/sysdep.S
@@ -33,6 +33,9 @@ errno:	.zero 4
 	.globl _errno
 	.type _errno,@object
 _errno = errno	/* This name is expected by hj libc.so.5 startup code.  */
+	.globl __errno
+	.type __errno,@object
+__errno = errno	/* This name is expected by the MT code.  */
 	.text
 
 /* The following code is only used in the shared library when we
diff --git a/sysdeps/unix/sysv/linux/i386/sysdep.h b/sysdeps/unix/sysv/linux/i386/sysdep.h
index cbd7b5553b..1bf20bd718 100644
--- a/sysdeps/unix/sysv/linux/i386/sysdep.h
+++ b/sysdeps/unix/sysv/linux/i386/sysdep.h
@@ -71,6 +71,8 @@ syscall_error:								      \
   movl %ecx, (%eax);							      \
   movl $-1, %eax;							      \
   ret;
+/* A quick note: it is assumed that the call to `__errno_location' does
+   not modify the parameter value!  */
 #else
 #define SYSCALL_ERROR_HANDLER						      \
   .type syscall_error,@function;					      \
diff --git a/sysdeps/unix/sysv/linux/m68k/brk.c b/sysdeps/unix/sysv/linux/m68k/brk.c
index 3fd547545e..402dfc56f7 100644
--- a/sysdeps/unix/sysv/linux/m68k/brk.c
+++ b/sysdeps/unix/sysv/linux/m68k/brk.c
@@ -42,11 +42,10 @@ __brk (void *addr)
 
   if (newbrk < addr)
     {
-      errno = ENOMEM;
+      __set_errno (ENOMEM);
       return -1;
     }
 
   return 0;
 }
 weak_alias (__brk, brk)
-
diff --git a/sysdeps/unix/sysv/linux/m68k/sysdep.S b/sysdeps/unix/sysv/linux/m68k/sysdep.S
index b47e167159..407c2d393c 100644
--- a/sysdeps/unix/sysv/linux/m68k/sysdep.S
+++ b/sysdeps/unix/sysv/linux/m68k/sysdep.S
@@ -16,6 +16,8 @@ License along with the GNU C Library; see the file COPYING.LIB.  If
 not, write to the Free Software Foundation, Inc., 675 Mass Ave,
 Cambridge, MA 02139, USA.  */
 
+#include <sysdep.h>
+
 /* Because the Linux version is in fact m68k/ELF and the start.? file
    for this system (sysdeps/m68k/elf/start.S) is also used by The Hurd
    and therefore this files must not contain the definition of the
@@ -31,6 +33,9 @@ errno:	.space 4
 	.globl _errno
 	.type _errno,@object
 _errno = errno	/* This name is expected by hj libc.so.5 startup code.  */
+	.globl __errno
+	.type __errno,@object
+__errno = errno	/* This name is expected by the MT code.  */
 	.text
 
 /* The following code is only used in the shared library when we
@@ -39,14 +44,9 @@ _errno = errno	/* This name is expected by hj libc.so.5 startup code.  */
 
 #ifndef	PIC
 
-#include <sysdep.h>
-#define _ERRNO_H
-#include <errnos.h>
-
 /* The syscall stubs jump here when they detect an error.  */
 
-.globl __syscall_error
-__syscall_error:
+ENTRY(__syscall_error)
 	neg.l %d0
 	move.l %d0, errno
 #ifdef _LIBC_REENTRANT
@@ -62,9 +62,7 @@ __syscall_error:
 	.size	__syscall_error, . - __syscall_error
 #endif /* PIC */
 
-	.globl	__errno_location
-	.type	__errno_location, @function
-__errno_location:
+ERRNO(__errno_location)
 #ifdef PIC
 	move.l	(%pc, errno@GOTPC), %a0
 #else
diff --git a/sysdeps/unix/sysv/linux/m68k/sysdep.h b/sysdeps/unix/sysv/linux/m68k/sysdep.h
index 9de750c326..cfc9b04af0 100644
--- a/sysdeps/unix/sysv/linux/m68k/sysdep.h
+++ b/sysdeps/unix/sysv/linux/m68k/sysdep.h
@@ -86,7 +86,7 @@ syscall_error:								      \
     neg.l %d0;								      \
     move.l %d0, (%a0);							      \
     move.l %d0, -(%sp);							      \
-    jbsr __errno_location@PLTPC						      \
+    jbsr __errno_location@PLTPC;					      \
     move.l (%sp)+, (%a0);						      \
     move.l POUND -1, %d0;						      \
     /* Copy return value to %a0 for syscalls that are declared to return      \
diff --git a/sysdeps/unix/sysv/linux/ptrace.c b/sysdeps/unix/sysv/linux/ptrace.c
index 32cc990119..ede413a43c 100644
--- a/sysdeps/unix/sysv/linux/ptrace.c
+++ b/sysdeps/unix/sysv/linux/ptrace.c
@@ -46,12 +46,12 @@ ptrace (enum __ptrace_request request, ...)
     {
       if (request > 0 && request < 4)
 	{
-	  errno = 0;
+	  __set_errno (0);
 	  return ret;
 	}
       return res;
     }
 
-  errno = -res;
+  __set_errno (-res);
   return -1;
 }
diff --git a/sysdeps/unix/sysv/linux/sigsuspend.c b/sysdeps/unix/sysv/linux/sigsuspend.c
index 53510b9648..1aeda8224a 100644
--- a/sysdeps/unix/sysv/linux/sigsuspend.c
+++ b/sysdeps/unix/sysv/linux/sigsuspend.c
@@ -16,8 +16,6 @@ License along with the GNU C Library; see the file COPYING.LIB.  If
 not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 Boston, MA 02111-1307, USA.  */
 
-#include <ansidecl.h>
-#include <errno.h>
 #include <signal.h>
 #include <stddef.h>
 #include <unistd.h>
@@ -27,7 +25,8 @@ extern int __syscall_sigsuspend (int, unsigned long, unsigned long);
 /* Change the set of blocked signals to SET,
    wait until a signal arrives, and restore the set of blocked signals.  */
 int
-DEFUN(sigsuspend, (set), CONST sigset_t *set)
+sigsuspend (set)
+     const sigset_t *set;
 {
   return __syscall_sigsuspend (0, 0, *set);
 }
diff --git a/sysdeps/unix/sysv/linux/sleep.c b/sysdeps/unix/sysv/linux/sleep.c
new file mode 100644
index 0000000000..1094df5129
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/sleep.c
@@ -0,0 +1,36 @@
+/* sleep - Implementation of the POSIX sleep function using nanosleep.
+Copyright (C) 1996 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996.
+
+The GNU C Library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Library General Public License as
+published by the Free Software Foundation; either version 2 of the
+License, or (at your option) any later version.
+
+The GNU C Library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+Library General Public License for more details.
+
+You should have received a copy of the GNU Library General Public
+License along with the GNU C Library; see the file COPYING.LIB.  If
+not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+Boston, MA 02111-1307, USA.  */
+
+#include <time.h>
+
+unsigned int
+sleep (unsigned int seconds)
+{
+  struct timespec ts = { tv_sec: (long int) seconds, tv_nsec: 0 };
+  unsigned int result;
+
+  if (nanosleep (&ts, &ts) == 0)
+    result = 0;
+  else
+    /* Round remaining time.  */
+    result = (unsigned int) ts.tv_sec + (ts.tv_nsec >= 500000000L);
+
+  return result;
+}
diff --git a/sysdeps/unix/sysv/linux/speed.c b/sysdeps/unix/sysv/linux/speed.c
index 0ad48a23d8..9dd5e2f269 100644
--- a/sysdeps/unix/sysv/linux/speed.c
+++ b/sysdeps/unix/sysv/linux/speed.c
@@ -79,7 +79,7 @@ cfsetospeed  (termios_p, speed)
 
   if (termios_p == NULL)
     {
-      errno = EINVAL;
+      __set_errno (EINVAL);
       return -1;
     }
 
@@ -97,7 +97,7 @@ cfsetospeed  (termios_p, speed)
 	return 0;
       }
 
-  errno = EINVAL;
+  __set_errno (EINVAL);
   return -1;
 }
 
diff --git a/sysdeps/unix/sysv/linux/sys/debugreg.h b/sysdeps/unix/sysv/linux/sys/debugreg.h
new file mode 100644
index 0000000000..43006438e3
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/sys/debugreg.h
@@ -0,0 +1 @@
+#include <linux/debugreg.h>
diff --git a/sysdeps/unix/sysv/linux/sys/kd.h b/sysdeps/unix/sysv/linux/sys/kd.h
new file mode 100644
index 0000000000..33b873f49c
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/sys/kd.h
@@ -0,0 +1 @@
+#include <linux/kd.h>
diff --git a/sysdeps/unix/sysv/linux/sys/soundcard.h b/sysdeps/unix/sysv/linux/sys/soundcard.h
new file mode 100644
index 0000000000..098fae1c33
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/sys/soundcard.h
@@ -0,0 +1 @@
+#include <linux/soundard.h>
diff --git a/sysdeps/unix/sysv/linux/sys/vt.h b/sysdeps/unix/sysv/linux/sys/vt.h
new file mode 100644
index 0000000000..834abfbc8f
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/sys/vt.h
@@ -0,0 +1 @@
+#include <linux/vt.h>
diff --git a/sysdeps/unix/sysv/linux/syscalls.list b/sysdeps/unix/sysv/linux/syscalls.list
index d9dd3d100a..3601b5f357 100644
--- a/sysdeps/unix/sysv/linux/syscalls.list
+++ b/sysdeps/unix/sysv/linux/syscalls.list
@@ -26,7 +26,8 @@ mount		EXTRA	mount		5	__mount	mount
 mremap		-	mremap		4	__mremap	mremap
 munlock		-	munlock		2	__munlock	munlock
 munlockall	-	munlockall	0	__munlockall	munlockall
-nanosleep	-	nanosleep	2	nanosleep
+nanosleep	-	nanosleep	2	__libc_nanosleep	nanosleep
+pause		-	pause		0	__libc_pause	pause
 personality	init-first personality	1	__personality	personality
 pipe		-	pipe		1	__pipe		pipe
 s_getpriority	getpriority getpriority	2	__syscall_getpriority
diff --git a/sysdeps/unix/sysv/linux/tcdrain.c b/sysdeps/unix/sysv/linux/tcdrain.c
index 20cc809c6f..bd561b6d9e 100644
--- a/sysdeps/unix/sysv/linux/tcdrain.c
+++ b/sysdeps/unix/sysv/linux/tcdrain.c
@@ -21,9 +21,9 @@ Cambridge, MA 02139, USA.  */
 
 /* Wait for pending output to be written on FD.  */
 int
-tcdrain (fd)
-      int fd;
+__libc_tcdrain (int fd)
 {
   /* With an argument of 1, TCSBRK for output to be drain.  */
   return __ioctl (fd, TCSBRK, 1);
 }
+weak_alias (__libc_tcdrain, tcdrain)
diff --git a/sysdeps/unix/sysv/linux/ulimit.c b/sysdeps/unix/sysv/linux/ulimit.c
index 2b1193085a..7493eaf5f3 100644
--- a/sysdeps/unix/sysv/linux/ulimit.c
+++ b/sysdeps/unix/sysv/linux/ulimit.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991, 1992, 1994, 1995 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 92, 94, 95, 96 Free Software Foundation, Inc.
 This file is part of the GNU C Library.
 
 The GNU C Library is free software; you can redistribute it and/or
@@ -16,7 +16,6 @@ License along with the GNU C Library; see the file COPYING.LIB.  If
 not, write to the Free Software Foundation, Inc., 675 Mass Ave,
 Cambridge, MA 02139, USA.  */
 
-#include <ansidecl.h>
 #include <sysdep.h>
 #include <sys/resource.h>
 #include <unistd.h>
@@ -45,7 +44,7 @@ __ulimit (cmd, newlimit)
 	/* Get limit on file size.  */
 	struct rlimit fsize;
 
-	status = getrlimit(RLIMIT_FSIZE, &fsize);
+	status = getrlimit (RLIMIT_FSIZE, &fsize);
 	if (status < 0)
 	  return -1;
 
@@ -58,14 +57,14 @@ __ulimit (cmd, newlimit)
 	struct rlimit fsize;
 	fsize.rlim_cur = newlimit * 512;
 	fsize.rlim_max = newlimit * 512;
-	
-	return setrlimit(RLIMIT_FSIZE, &fsize);
+
+	return setrlimit (RLIMIT_FSIZE, &fsize);
       }
     case 4:
-      return sysconf(_SC_OPEN_MAX);
+      return sysconf (_SC_OPEN_MAX);
 
     default:
-      errno = EINVAL;
+      __set_errno (EINVAL);
       return -1;
     }
 }
diff --git a/sysdeps/unix/sysv/linux/waitpid.c b/sysdeps/unix/sysv/linux/waitpid.c
index d4ee06bf1b..bbb98a49db 100644
--- a/sysdeps/unix/sysv/linux/waitpid.c
+++ b/sysdeps/unix/sysv/linux/waitpid.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991, 1992, 1995 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 1992, 1995, 1996 Free Software Foundation, Inc.
 This file is part of the GNU C Library.
 
 The GNU C Library is free software; you can redistribute it and/or
@@ -21,12 +21,9 @@ Cambridge, MA 02139, USA.  */
 #include <sys/wait.h>
 
 __pid_t
-__waitpid (pid, stat_loc, options)
-     __pid_t pid;
-     int *stat_loc;
-     int options;
+__libc_waitpid (__pid_t pid, int *stat_loc, int options)
 {
   return __wait4 (pid, stat_loc, options, NULL);
 }
-
-weak_alias (__waitpid, waitpid)
+weak_alias (__libc_waitpid, __waitpid)
+weak_alias (__libc_waitpid, waitpid)
diff --git a/sysdeps/unix/sysv/setrlimit.c b/sysdeps/unix/sysv/setrlimit.c
index be4158e16e..2b005e39d6 100644
--- a/sysdeps/unix/sysv/setrlimit.c
+++ b/sysdeps/unix/sysv/setrlimit.c
@@ -1,6 +1,6 @@
 /* setrlimit function for systems with ulimit system call (SYSV).
 
-Copyright (C) 1991, 1992 Free Software Foundation, Inc.
+Copyright (C) 1991, 1992, 1996 Free Software Foundation, Inc.
 This file is part of the GNU C Library.
 
 The GNU C Library is free software; you can redistribute it and/or
@@ -20,7 +20,6 @@ Cambridge, MA 02139, USA.  */
 
 /* This only implements those functions which are available via ulimit.  */
 
-#include <ansidecl.h>
 #include <sys/resource.h>
 #include <stddef.h>
 #include <errno.h>
@@ -29,30 +28,31 @@ Cambridge, MA 02139, USA.  */
    Only the super-user can increase hard limits.
    Return 0 if successful, -1 if not (and sets errno).  */
 int
-DEFUN(setrlimit, (resource, rlimits),
-      enum __rlimit_resource resource AND struct rlimit *rlimits)
+setrlimit (resource, rlimits)
+     enum __rlimit_resource resource;
+     struct rlimit *rlimits;
 {
   if (rlimits == NULL)
     {
-      errno = EINVAL;
+      __set_errno (EINVAL);
       return -1;
     }
 
   switch (resource)
     {
     case RLIMIT_FSIZE:
-      return __ulimit(2, rlimits->rlim_cur);
+      return __ulimit (2, rlimits->rlim_cur);
 
     case RLIMIT_DATA:
     case RLIMIT_CPU:
     case RLIMIT_STACK:
     case RLIMIT_CORE:
     case RLIMIT_RSS:
-      errno = ENOSYS;
+      __set_errno (ENOSYS);
       return -1;
 
     default:
-      errno = EINVAL;
+      __set_errno (EINVAL);
       return -1;
     }
 }
diff --git a/sysdeps/unix/sysv/settimeofday.c b/sysdeps/unix/sysv/settimeofday.c
index 1217c6beee..147f796a6c 100644
--- a/sysdeps/unix/sysv/settimeofday.c
+++ b/sysdeps/unix/sysv/settimeofday.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1992, 1995 Free Software Foundation, Inc.
+/* Copyright (C) 1992, 1995, 1996 Free Software Foundation, Inc.
 This file is part of the GNU C Library.
 
 The GNU C Library is free software; you can redistribute it and/or
@@ -16,27 +16,27 @@ License along with the GNU C Library; see the file COPYING.LIB.  If
 not, write to the Free Software Foundation, Inc., 675 Mass Ave,
 Cambridge, MA 02139, USA.  */
 
-#include <ansidecl.h>
 #include <errno.h>
 #include <sys/time.h>
 
 /* Set the current time of day and timezone information.
    This call is restricted to the super-user.  */
 int
-DEFUN(__settimeofday, (tv, tz),
-      CONST struct timeval *tv AND CONST struct timezone *tz)
+__settimeofday (tv, tz)
+     const struct timeval *tv;
+     const struct timezone *tz;
 {
   time_t when;
 
   if (tv == NULL)
     {
-      errno = EINVAL;
+      __set_errno (EINVAL);
       return -1;
     }
 
   if (tz != NULL || tv->tv_usec % 1000000 != 0)
     {
-      errno = ENOSYS;
+      __set_errno (ENOSYS);
       return -1;
     }
 
diff --git a/sysdeps/unix/sysv/sigaction.c b/sysdeps/unix/sysv/sigaction.c
index ebb42cf756..eafaec7289 100644
--- a/sysdeps/unix/sysv/sigaction.c
+++ b/sysdeps/unix/sysv/sigaction.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1992, 1994, 1995 Free Software Foundation, Inc.
+/* Copyright (C) 1992, 1994, 1995, 1996 Free Software Foundation, Inc.
 This file is part of the GNU C Library.
 
 The GNU C Library is free software; you can redistribute it and/or
@@ -16,7 +16,6 @@ License along with the GNU C Library; see the file COPYING.LIB.  If
 not, write to the Free Software Foundation, Inc., 675 Mass Ave,
 Cambridge, MA 02139, USA.  */
 
-#include <ansidecl.h>
 #include <sysdep.h>
 #include <errno.h>
 #include <stddef.h>
@@ -26,15 +25,17 @@ Cambridge, MA 02139, USA.  */
 /* If ACT is not NULL, change the action for SIG to *ACT.
    If OACT is not NULL, put the old action for SIG in *OACT.  */
 int
-DEFUN(__sigaction, (sig, act, oact),
-      int sig AND CONST struct sigaction *act AND struct sigaction *oact)
+__sigaction (sig, act, oact)
+     int sig;
+     const struct sigaction *act;
+     struct sigaction *oact;
 {
   sighandler_t handler;
   int save;
 
   if (sig <= 0 || sig >= NSIG)
     {
-      errno = EINVAL;
+      __set_errno (EINVAL);
       return -1;
     }
 
@@ -48,7 +49,7 @@ DEFUN(__sigaction, (sig, act, oact),
 	return -1;
       save = errno;
       (void) signal (sig, handler);
-      errno = save;
+      __set_errno (save);
     }
   else
     {
@@ -57,7 +58,7 @@ DEFUN(__sigaction, (sig, act, oact),
       if (act->sa_flags != 0)
 	{
 	unimplemented:
-	  errno = ENOSYS;
+	  __set_errno (ENOSYS);
 	  return -1;
 	}
 
diff --git a/sysdeps/unix/sysv/sysv4/sigaction.c b/sysdeps/unix/sysv/sysv4/sigaction.c
index 68fd7a1846..37893fa649 100644
--- a/sysdeps/unix/sysv/sysv4/sigaction.c
+++ b/sysdeps/unix/sysv/sysv4/sigaction.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1994, 1995 Free Software Foundation, Inc.
+/* Copyright (C) 1994, 1995, 1996 Free Software Foundation, Inc.
 This file is part of the GNU C Library.
 
 The GNU C Library is free software; you can redistribute it and/or
@@ -16,7 +16,6 @@ License along with the GNU C Library; see the file COPYING.LIB.  If
 not, write to the Free Software Foundation, Inc., 675 Mass Ave,
 Cambridge, MA 02139, USA.  */
 
-#include <ansidecl.h>
 #include <errno.h>
 #include <signal.h>
 #include <stddef.h>
@@ -38,15 +37,17 @@ trampoline (int sig, int code, struct sigcontext *context)
 /* If ACT is not NULL, change the action for SIG to *ACT.
    If OACT is not NULL, put the old action for SIG in *OACT.  */
 int
-DEFUN(__sigaction, (sig, act, oact),
-      int sig AND CONST struct sigaction *act AND struct sigaction *oact)
+__sigaction (sig, act, oact)
+     int sig;
+     const struct sigaction *act;
+     struct sigaction *oact;
 {
   struct sigaction myact;
   __sighandler_t ohandler;
 
   if (sig <= 0 || sig >= NSIG)
     {
-      errno = EINVAL;
+      __set_errno (EINVAL);
       return -1;
     }
 
diff --git a/sysdeps/unix/sysv/sysv4/sysconf.c b/sysdeps/unix/sysv/sysv4/sysconf.c
index 81d660fe64..cd0e84480f 100644
--- a/sysdeps/unix/sysv/sysv4/sysconf.c
+++ b/sysdeps/unix/sysv/sysv4/sysconf.c
@@ -16,7 +16,6 @@ License along with the GNU C Library; see the file COPYING.LIB.  If
 not, write to the Free Software Foundation, Inc., 675 Mass Ave,
 Cambridge, MA 02139, USA.  */
 
-#include <ansidecl.h>
 #include <errno.h>
 #include <limits.h>
 #include <unistd.h>
@@ -24,16 +23,17 @@ Cambridge, MA 02139, USA.  */
 #include <time.h>
 #include <sysconfig.h>
 
-extern int EXFUN(__sysconfig, (int));
+extern int __sysconfig __P ((int));
 
 /* Get the value of the system variable NAME.  */
 long int
-DEFUN(__sysconf, (name), int name)
+__sysconf (name)
+     int name;
 {
   switch (name)
     {
     default:
-      errno = EINVAL;
+      __set_errno (EINVAL);
       return -1;
 
     case _SC_ARG_MAX:
diff --git a/sysdeps/unix/sysv/sysv4/waitpid.c b/sysdeps/unix/sysv/sysv4/waitpid.c
index f54df4bf6b..586a374ce9 100644
--- a/sysdeps/unix/sysv/sysv4/waitpid.c
+++ b/sysdeps/unix/sysv/sysv4/waitpid.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1993, 1994, 1995 Free Software Foundation, Inc.
+/* Copyright (C) 1993, 1994, 1995, 1996 Free Software Foundation, Inc.
    Contributed by Brendan Kehoe (brendan@zen.org).
 
 The GNU C Library is free software; you can redistribute it and/or
@@ -16,7 +16,6 @@ License along with the GNU C Library; see the file COPYING.LIB.  If
 not, write to the Free Software Foundation, Inc., 675 Mass Ave,
 Cambridge, MA 02139, USA.  */
 
-#include <ansidecl.h>
 #include <errno.h>
 #include <sys/wait.h>
 #include <sys/types.h>
@@ -53,8 +52,7 @@ extern int __waitid __P ((__idtype_t idtype, __pid_t id,
    return status for stopped children; otherwise don't.  */
 
 __pid_t
-DEFUN(__waitpid, (pid, stat_loc, options),
-      __pid_t pid AND int *stat_loc AND int options)
+__libc_waitpid (__pid_t pid, int *stat_loc, int options)
 {
   __idtype_t idtype;
   __pid_t tmp_pid = pid;
@@ -117,4 +115,5 @@ DEFUN(__waitpid, (pid, stat_loc, options),
   return infop.__pid;
 }
 
-weak_alias (__waitpid, waitpid)
+weak_alias (__libc_waitpid, __waitpid)
+weak_alias (__libc_waitpid, waitpid)
diff --git a/sysdeps/unix/sysv/tcdrain.c b/sysdeps/unix/sysv/tcdrain.c
index 37144799e4..92bd7aa3c7 100644
--- a/sysdeps/unix/sysv/tcdrain.c
+++ b/sysdeps/unix/sysv/tcdrain.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1992 Free Software Foundation, Inc.
+/* Copyright (C) 1992, 1996 Free Software Foundation, Inc.
 This file is part of the GNU C Library.
 
 The GNU C Library is free software; you can redistribute it and/or
@@ -16,7 +16,6 @@ License along with the GNU C Library; see the file COPYING.LIB.  If
 not, write to the Free Software Foundation, Inc., 675 Mass Ave,
 Cambridge, MA 02139, USA.  */
 
-#include <ansidecl.h>
 #include <errno.h>
 #include <stddef.h>
 #include <termios.h>
@@ -26,8 +25,9 @@ Cambridge, MA 02139, USA.  */
 
 /* Wait for pending output to be written on FD.  */
 int
-DEFUN(tcdrain, (fd), int fd)
+__libc_tcdrain (int fd)
 {
   /* With an argument of 1, TCSBRK just waits for output to drain.  */
   return __ioctl (fd, _TCSBRK, 1);
 }
+weak_alias (__libc_tcdrain, tcdrain)
diff --git a/sysdeps/unix/sysv/tcflow.c b/sysdeps/unix/sysv/tcflow.c
index fecb40dd82..ac9e79731d 100644
--- a/sysdeps/unix/sysv/tcflow.c
+++ b/sysdeps/unix/sysv/tcflow.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1992 Free Software Foundation, Inc.
+/* Copyright (C) 1992, 1996 Free Software Foundation, Inc.
 This file is part of the GNU C Library.
 
 The GNU C Library is free software; you can redistribute it and/or
@@ -16,7 +16,6 @@ License along with the GNU C Library; see the file COPYING.LIB.  If
 not, write to the Free Software Foundation, Inc., 675 Mass Ave,
 Cambridge, MA 02139, USA.  */
 
-#include <ansidecl.h>
 #include <errno.h>
 #include <stddef.h>
 #include <termios.h>
@@ -27,7 +26,9 @@ Cambridge, MA 02139, USA.  */
 
 /* Suspend or restart transmission on FD.  */
 int
-DEFUN(tcflow, (fd, action), int fd AND int action)
+tcflow (fd, action)
+     int fd;
+     int action;
 {
   switch (action)
     {
@@ -40,7 +41,7 @@ DEFUN(tcflow, (fd, action), int fd AND int action)
     case TCION:
       return __ioctl (fd, _TCXONC, 3);
     default:
-      errno = EINVAL;
+      __set_errno (EINVAL);
       return -1;
     }
 }
diff --git a/sysdeps/unix/sysv/tcflush.c b/sysdeps/unix/sysv/tcflush.c
index 88574a5c4b..47250425ef 100644
--- a/sysdeps/unix/sysv/tcflush.c
+++ b/sysdeps/unix/sysv/tcflush.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1992 Free Software Foundation, Inc.
+/* Copyright (C) 1992, 1996 Free Software Foundation, Inc.
 This file is part of the GNU C Library.
 
 The GNU C Library is free software; you can redistribute it and/or
@@ -16,7 +16,6 @@ License along with the GNU C Library; see the file COPYING.LIB.  If
 not, write to the Free Software Foundation, Inc., 675 Mass Ave,
 Cambridge, MA 02139, USA.  */
 
-#include <ansidecl.h>
 #include <errno.h>
 #include <stddef.h>
 #include <termios.h>
@@ -27,7 +26,9 @@ Cambridge, MA 02139, USA.  */
 
 /* Flush pending data on FD.  */
 int
-DEFUN(tcflush, (fd, queue_selector), int fd AND int queue_selector)
+tcflush (fd, queue_selector)
+     int fd;
+     int queue_selector;
 {
   switch (queue_selector)
     {
@@ -38,7 +39,7 @@ DEFUN(tcflush, (fd, queue_selector), int fd AND int queue_selector)
     case TCIOFLUSH:
       return __ioctl (fd, _TCFLSH, 2);
     default:
-      errno = EINVAL;
+      __set_errno (EINVAL);
       return -1;
     }
 }
diff --git a/sysdeps/unix/sysv/tcgetattr.c b/sysdeps/unix/sysv/tcgetattr.c
index dd914a2955..cd98e0cd67 100644
--- a/sysdeps/unix/sysv/tcgetattr.c
+++ b/sysdeps/unix/sysv/tcgetattr.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1992, 1995 Free Software Foundation, Inc.
+/* Copyright (C) 1992, 1995, 1996 Free Software Foundation, Inc.
 This file is part of the GNU C Library.
 
 The GNU C Library is free software; you can redistribute it and/or
@@ -16,7 +16,6 @@ License along with the GNU C Library; see the file COPYING.LIB.  If
 not, write to the Free Software Foundation, Inc., 675 Mass Ave,
 Cambridge, MA 02139, USA.  */
 
-#include <ansidecl.h>
 #include <errno.h>
 #include <stddef.h>
 #include <sysv_termio.h>
@@ -25,15 +24,16 @@ Cambridge, MA 02139, USA.  */
 
 /* Put the state of FD into *TERMIOS_P.  */
 int
-DEFUN(__tcgetattr, (fd, termios_p),
-      int fd AND struct termios *termios_p)
+__tcgetattr (fd, termios_p)
+     int fd;
+     struct termios *termios_p;
 {
   struct __sysv_termio buf;
   int termio_speed;
 
   if (termios_p == NULL)
     {
-      errno = EINVAL;
+      __set_errno (EINVAL);
       return -1;
     }
 
diff --git a/sysdeps/unix/sysv/tcsendbrk.c b/sysdeps/unix/sysv/tcsendbrk.c
index 78fe2c542a..614b52a57c 100644
--- a/sysdeps/unix/sysv/tcsendbrk.c
+++ b/sysdeps/unix/sysv/tcsendbrk.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1992 Free Software Foundation, Inc.
+/* Copyright (C) 1992, 1996 Free Software Foundation, Inc.
 This file is part of the GNU C Library.
 
 The GNU C Library is free software; you can redistribute it and/or
@@ -16,7 +16,6 @@ License along with the GNU C Library; see the file COPYING.LIB.  If
 not, write to the Free Software Foundation, Inc., 675 Mass Ave,
 Cambridge, MA 02139, USA.  */
 
-#include <ansidecl.h>
 #include <errno.h>
 #include <stddef.h>
 #include <signal.h>
@@ -27,7 +26,9 @@ Cambridge, MA 02139, USA.  */
 
 /* Send zero bits on FD.  */
 int
-DEFUN(tcsendbreak, (fd, duration), int fd AND int duration)
+tcsendbreak (fd, duration)
+     int fd;
+     int duration;
 {
   /* The break lasts 0.25 to 0.5 seconds if DURATION is zero,
      and an implementation-defined period if DURATION is nonzero.
@@ -38,6 +39,6 @@ DEFUN(tcsendbreak, (fd, duration), int fd AND int duration)
   /* ioctl can't send a break of any other duration for us.
      This could be changed to use trickery (e.g. lower speed and
      send a '\0') to send the break, but for now just return an error.  */
-  errno = EINVAL;
+  __set_errno (EINVAL);
   return -1;
 }
diff --git a/sysdeps/unix/sysv/tcsetattr.c b/sysdeps/unix/sysv/tcsetattr.c
index 230a258e42..76d0192e5b 100644
--- a/sysdeps/unix/sysv/tcsetattr.c
+++ b/sysdeps/unix/sysv/tcsetattr.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1992, 1995 Free Software Foundation, Inc.
+/* Copyright (C) 1992, 1995, 1996 Free Software Foundation, Inc.
 This file is part of the GNU C Library.
 
 The GNU C Library is free software; you can redistribute it and/or
@@ -16,7 +16,6 @@ License along with the GNU C Library; see the file COPYING.LIB.  If
 not, write to the Free Software Foundation, Inc., 675 Mass Ave,
 Cambridge, MA 02139, USA.  */
 
-#include <ansidecl.h>
 #include <errno.h>
 #include <stddef.h>
 #include <termios.h>
@@ -25,7 +24,7 @@ Cambridge, MA 02139, USA.  */
 #include <sysv_termio.h>
 
 
-CONST speed_t __unix_speeds[] =
+const speed_t __unix_speeds[] =
   {
     0,
     50,
@@ -48,8 +47,10 @@ CONST speed_t __unix_speeds[] =
 
 /* Set the state of FD to *TERMIOS_P.  */
 int
-DEFUN(tcsetattr, (fd, optional_actions, termios_p),
-      int fd AND int optional_actions AND CONST struct termios *termios_p)
+tcsetattr (fd, optional_actions, termios_p)
+     int fd;
+     int optional_actions;
+     const struct termios *termios_p;
 {
   struct __sysv_termio buf;
   int ioctl_function;
@@ -57,7 +58,7 @@ DEFUN(tcsetattr, (fd, optional_actions, termios_p),
 
   if (termios_p == NULL)
     {
-      errno = EINVAL;
+      __set_errno (EINVAL);
       return -1;
     }
   switch (optional_actions)
@@ -72,13 +73,13 @@ DEFUN(tcsetattr, (fd, optional_actions, termios_p),
       ioctl_function = _TCSETAF;
       break;
     default:
-      errno = EINVAL;
+      __set_errno (EINVAL);
       return -1;
     }
 
   if (termios_p->__ispeed != termios_p->__ospeed)
     {
-      errno = EINVAL;
+      __set_errno (EINVAL);
       return -1;
     }
   buf.c_cflag = -1;
@@ -89,7 +90,7 @@ DEFUN(tcsetattr, (fd, optional_actions, termios_p),
     }
   if (buf.c_cflag == -1)
     {
-      errno = EINVAL;
+      __set_errno (EINVAL);
       return -1;
     }
 
diff --git a/sysdeps/unix/xmknod.c b/sysdeps/unix/xmknod.c
index 81c794a435..21bd3f48bd 100644
--- a/sysdeps/unix/xmknod.c
+++ b/sysdeps/unix/xmknod.c
@@ -31,7 +31,7 @@ __xmknod (int vers, const char *path, mode_t mode, dev_t *dev)
 {
   if (vers != _MKNOD_VER)
     {
-      errno = EINVAL;
+      __set_errno (EINVAL);
       return -1;
     }
 
diff --git a/sysdeps/unix/xstat.c b/sysdeps/unix/xstat.c
index 3b1b112234..1a53c88cf2 100644
--- a/sysdeps/unix/xstat.c
+++ b/sysdeps/unix/xstat.c
@@ -28,7 +28,7 @@ __xstat (int vers, const char *file, struct stat *buf)
 {
   if (vers != _STAT_VER)
     {
-      errno = EINVAL;
+      __set_errno (EINVAL);
       return -1;
     }