diff options
Diffstat (limited to 'lib/autoconf/specific.m4')
-rw-r--r-- | lib/autoconf/specific.m4 | 6 |
1 files changed, 1 insertions, 5 deletions
diff --git a/lib/autoconf/specific.m4 b/lib/autoconf/specific.m4 index 6e9d9647..6f553fd6 100644 --- a/lib/autoconf/specific.m4 +++ b/lib/autoconf/specific.m4 @@ -255,18 +255,14 @@ old systems that lack `sigaction' and `SA_RESTART'. Don't bother with this macro unless you need to support very old systems like 4.2BSD and SVR3.])dnl AC_REQUIRE([AC_HEADER_SYS_WAIT])dnl -AC_CHECK_HEADERS(unistd.h) AC_CACHE_CHECK(for restartable system calls, ac_cv_sys_restartable_syscalls, [AC_RUN_IFELSE([AC_LANG_SOURCE( [/* Exit 0 (true) if wait returns something other than -1, i.e. the pid of the child, which means that wait was restarted after getting the signal. */ -#include <sys/types.h> +AC_INCLUDES_DEFAULT #include <signal.h> -#if HAVE_UNISTD_H -# include <unistd.h> -#endif #if HAVE_SYS_WAIT_H # include <sys/wait.h> #endif |