rename configure.in to configure.ac

Autoconf has been deprecating configure.in for quite a long time.
Rename all our configure.in and preconfigure.in files to .ac.

Signed-off-by: Mike Frysinger <vapier@gentoo.org>

50 files changed, 119 insertions, 25 deletions

diff --git a/ports/ChangeLog b/ports/ChangeLog
index fcb58cc0a5..47294712fc 100644
--- a/ports/ChangeLog
+++ b/ports/ChangeLog
@@ -1,3 +1,8 @@
+2013-10-30  Mike Frysinger  <vapier@gentoo.org>
+
+	* README: Change references to preconfigure.in to
+	preconfigure.ac.
+
 2013-01-02  Joseph Myers  <joseph@codesourcery.com>
 
 	* README: Update copyright dates in example.
diff --git a/ports/ChangeLog.aarch64 b/ports/ChangeLog.aarch64
index cebf5055d5..1fd96eed7a 100644
--- a/ports/ChangeLog.aarch64
+++ b/ports/ChangeLog.aarch64
@@ -1,3 +1,9 @@
+2013-10-30  Mike Frysinger  <vapier@gentoo.org>
+
+	* sysdeps/unix/sysv/linux/aarch64/configure.in: Moved to ...
+	* sysdeps/unix/sysv/linux/aarch64/configure.ac: ... here.
+	* sysdeps/unix/sysv/linux/aarch64/configure: Regenerated.
+
 2013-09-30  Andrew Pinski <andrew.pinski@caviumnetworks.com>
 
 	* sysdeps/unix/sysv/linux/aarch64/sysdep.h (SYSCALL_ERROR_HANDLER):
diff --git a/ports/ChangeLog.alpha b/ports/ChangeLog.alpha
index 68d430dc3e..07f5dfb47e 100644
--- a/ports/ChangeLog.alpha
+++ b/ports/ChangeLog.alpha
@@ -1,3 +1,12 @@
+2013-10-30  Mike Frysinger  <vapier@gentoo.org>
+
+	* sysdeps/alpha/configure.in: Moved to ...
+	* sysdeps/alpha/configure.ac: ... here.
+	* sysdeps/unix/sysv/linux/alpha/configure.in: Moved to ...
+	* sysdeps/unix/sysv/linux/alpha/configure.ac: ... here.
+	* sysdeps/alpha/configure: Regenerated.
+	* sysdeps/unix/sysv/linux/alpha/configure: Likewise.
+
 2013-10-12   Yuri Chornoivan <yurchor@ukr.net>
 
 	* sysdeps/unix/sysv/linux/alpha/nptl/pt-vfork.S: Fix typos.
diff --git a/ports/ChangeLog.am33 b/ports/ChangeLog.am33
index 79bcc0a106..15b7a1b300 100644
--- a/ports/ChangeLog.am33
+++ b/ports/ChangeLog.am33
@@ -1,3 +1,9 @@
+2013-10-30  Mike Frysinger  <vapier@gentoo.org>
+
+	* sysdeps/unix/sysv/linux/am33/configure.in: Moved to ...
+	* sysdeps/unix/sysv/linux/am33/configure.ac: ... here.
+	* sysdeps/unix/sysv/linux/am33/configure: Regenerated.
+
 2013-08-29   Ondřej Bílka  <neleai@seznam.cz>
 
 	* sysdeps/unix/sysv/linux/am33/bits/fcntl.h: Fix typos.
diff --git a/ports/ChangeLog.arm b/ports/ChangeLog.arm
index 6707d2ef3d..0dfe5c7884 100644
--- a/ports/ChangeLog.arm
+++ b/ports/ChangeLog.arm
@@ -1,3 +1,23 @@
+2013-10-30  Mike Frysinger  <vapier@gentoo.org>
+
+	* sysdeps/arm/configure.in: Moved to ...
+	* sysdeps/arm/configure.ac: ... here.
+	* sysdeps/arm/preconfigure.in: Moved to ...
+	* sysdeps/arm/preconfigure.ac: ... here. Change reference to
+	configure.in to configure.ac.
+	* sysdeps/arm/preconfigure: Regenerated.
+	* sysdeps/arm/armv7/configure.in: Moved to ...
+	* sysdeps/arm/armv7/configure.ac: ... here.
+	* sysdeps/unix/sysv/linux/arm/configure.in: Moved to ...
+	* sysdeps/unix/sysv/linux/arm/configure.ac: ... here. Change
+	reference to preconfigure.in to preconfigure.ac.
+	* sysdeps/unix/sysv/linux/arm/configure: Regenerated.
+	* sysdeps/unix/sysv/linux/arm/nptl/configure.in: Moved to ...
+	* sysdeps/unix/sysv/linux/arm/nptl/configure.ac: ... here.
+	* sysdeps/arm/configure: Regenerated.
+	* sysdeps/sysdeps/arm/armv7/configure: Likewise.
+	* sysdeps/unix/sysv/linux/arm/nptl/configure: Likewise.
+
 2013-10-04  Will Newton  <will.newton@linaro.org>
 
 	* sysdeps/arm/__longjmp.S (NO_THUMB): Remove define.
diff --git a/ports/ChangeLog.hppa b/ports/ChangeLog.hppa
index 950a1673e4..b7c82131d9 100644
--- a/ports/ChangeLog.hppa
+++ b/ports/ChangeLog.hppa
@@ -1,3 +1,9 @@
+2013-10-30  Mike Frysinger  <vapier@gentoo.org>
+
+	* sysdeps/hppa/configure.in: Moved to ...
+	* sysdeps/hppa/configure.ac: ... here.
+	* sysdeps/hppa/configure: Regenerated.
+
 2013-09-11  Andreas Schwab  <schwab@suse.de>
 
 	* sysdeps/unix/sysv/linux/hppa/bits/fcntl.h (__O_TMPFILE): Define.
diff --git a/ports/ChangeLog.ia64 b/ports/ChangeLog.ia64
index e79b03fb3b..1eb0f389c2 100644
--- a/ports/ChangeLog.ia64
+++ b/ports/ChangeLog.ia64
@@ -1,3 +1,12 @@
+2013-10-30  Mike Frysinger  <vapier@gentoo.org>
+
+	* sysdeps/ia64/configure.in: Moved to ...
+	* sysdeps/ia64/configure.ac: ... here.
+	* sysdeps/unix/sysv/linux/ia64/configure.in: Moved to ...
+	* sysdeps/unix/sysv/linux/ia64/configure.ac: ... here.
+	* sysdeps/ia64/configure: Regenerated.
+	* sysdeps/unix/sysv/linux/ia64/configure: Likewise.
+
 2013-10-04  Alan Modra  <amodra@gmail.com>
 
 	* sysdeps/ia64/fpu/printf_fphex.c: Adjust for fpnum change.
diff --git a/ports/ChangeLog.m68k b/ports/ChangeLog.m68k
index 5bcd94541b..327216f5f4 100644
--- a/ports/ChangeLog.m68k
+++ b/ports/ChangeLog.m68k
@@ -1,3 +1,9 @@
+2013-10-30  Mike Frysinger  <vapier@gentoo.org>
+
+	* sysdeps/unix/sysv/linux/m68k/configure.in: Moved to ...
+	* sysdeps/unix/sysv/linux/m68k/configure.ac: ... here.
+	* sysdeps/unix/sysv/linux/m68k/configure: Regenerated.
+
 2013-10-08  Andreas Schwab  <schwab@suse.de>
 
 	* sysdeps/m68k/start.S [SHARED]: Use PIC.
diff --git a/ports/ChangeLog.microblaze b/ports/ChangeLog.microblaze
index 92faa04440..d792effa43 100644
--- a/ports/ChangeLog.microblaze
+++ b/ports/ChangeLog.microblaze
@@ -1,3 +1,9 @@
+2013-10-30  Mike Frysinger  <vapier@gentoo.org>
+
+	* sysdeps/unix/sysv/linux/microblaze/configure.in: Moved to ...
+	* sysdeps/unix/sysv/linux/microblaze/configure.ac: ... here.
+	* sysdeps/unix/sysv/linux/microblaze/configure: Regenerated.
+
 2013-06-15  Siddhesh Poyarekar  <siddhesh@redhat.com>
 
 	* sysdeps/unix/sysv/linux/microblaze/nptl/libpthread.abilist:
diff --git a/ports/ChangeLog.mips b/ports/ChangeLog.mips
index eaa6ade598..3382d838fe 100644
--- a/ports/ChangeLog.mips
+++ b/ports/ChangeLog.mips
@@ -1,3 +1,15 @@
+2013-10-30  Mike Frysinger  <vapier@gentoo.org>
+
+	* sysdeps/mips/configure.in: Moved to ...
+	* sysdeps/mips/configure.ac: ... here.
+	* sysdeps/unix/sysv/linux/mips/configure.in: Moved to ...
+	* sysdeps/unix/sysv/linux/mips/configure.ac: ... here.
+	* sysdeps/unix/sysv/linux/mips/mips64/configure.in: Moved to ...
+	* sysdeps/unix/sysv/linux/mips/mips64/configure.ac: ... here.
+	* sysdeps/mips/configure: Regenerated.
+	* sysdeps/unix/sysv/linux/mips/configure: Likewise.
+	* sysdeps/unix/sysv/linux/mips/mips64/configure: Likewise.
+
 2013-09-26  Steve Ellcey  <sellcey@mips.com>
 
 	[BZ #15632]
diff --git a/ports/ChangeLog.tile b/ports/ChangeLog.tile
index dc2e7e412d..a0ec89cac3 100644
--- a/ports/ChangeLog.tile
+++ b/ports/ChangeLog.tile
@@ -1,3 +1,12 @@
+2013-10-30  Mike Frysinger  <vapier@gentoo.org>
+
+	* sysdeps/unix/sysv/linux/tile/configure.in: Moved to ...
+	* sysdeps/unix/sysv/linux/tile/configure.ac: ... here.
+	* sysdeps/unix/sysv/linux/tile/tilegx/configure.in: Moved to ...
+	* sysdeps/unix/sysv/linux/tile/tilegx/configure.ac: ... here.
+	* sysdeps/unix/sysv/linux/tile/configure: Regenerated.
+	* sysdeps/unix/sysv/linux/tile/tilegx/configure: Likewise.
+
 2013-09-22  Carlos O'Donell  <carlos@redhat.com>
 
 	[BZ #15754]
diff --git a/ports/README b/ports/README
index d16b0f0f51..2c73b1e803 100644
--- a/ports/README
+++ b/ports/README
@@ -24,7 +24,7 @@ rather than the generic ones here.
 The real source code for any ports is found in the sysdeps/ subdirectories.
 These should be exactly what would go into the main libc source tree if you
 were to incorporate it directly.  The only exceptions are the files
-sysdeps/*/preconfigure and sysdeps/*/preconfigure.in; these are fragments
+sysdeps/*/preconfigure and sysdeps/*/preconfigure.ac; these are fragments
 used by this add-on's configure fragment.  The purpose of these is to set
 $base_machine et al when the main libc configure's defaults are not right
 for some machine.  Everything else can and should be done from a normal
@@ -32,7 +32,7 @@ sysdeps/.../configure fragment that is used only when the configuration
 selects that sysdeps subdirectory.  Each port that requires some special
 treatment before the sysdeps directory list is calculated, should add a
 sysdeps/CPU/preconfigure file; this can either be written by hand or
-generated by Autoconf from sysdeps/CPU/preconfigure.in, and follow the
+generated by Autoconf from sysdeps/CPU/preconfigure.ac, and follow the
 rules for glibc add-on configure fragments.  No preconfigure file should do
 anything on an unrelated configuration, so that disparate ports can be put
 into a single add-on without interfering with each other.
diff --git a/ports/sysdeps/alpha/configure b/ports/sysdeps/alpha/configure
index 9c03229df2..0403c63fe6 100644
--- a/ports/sysdeps/alpha/configure
+++ b/ports/sysdeps/alpha/configure
@@ -1,4 +1,4 @@
-# This file is generated from configure.in by Autoconf.  DO NOT EDIT!
+# This file is generated from configure.ac by Autoconf.  DO NOT EDIT!
  # Local configure fragment for sysdeps/alpha.
 
 # With required gcc+binutils, we can always access static and hidden
diff --git a/ports/sysdeps/alpha/configure.in b/ports/sysdeps/alpha/configure.ac
index eadc57afe3..eadc57afe3 100644
--- a/ports/sysdeps/alpha/configure.in
+++ b/ports/sysdeps/alpha/configure.ac
diff --git a/ports/sysdeps/arm/armv7/configure b/ports/sysdeps/arm/armv7/configure
index a879ffb5a7..46e5d52df4 100755..100644
--- a/ports/sysdeps/arm/armv7/configure
+++ b/ports/sysdeps/arm/armv7/configure
@@ -1,4 +1,4 @@
-# This file is generated from configure.in by Autoconf.  DO NOT EDIT!
+# This file is generated from configure.ac by Autoconf.  DO NOT EDIT!
  # Local configure fragment for sysdeps/arm/armv7.
 
 # We need binutils 2.21 to ensure that NEON alignments are assembled correctly.
diff --git a/ports/sysdeps/arm/armv7/configure.in b/ports/sysdeps/arm/armv7/configure.ac
index 01e93ecd36..01e93ecd36 100644
--- a/ports/sysdeps/arm/armv7/configure.in
+++ b/ports/sysdeps/arm/armv7/configure.ac
diff --git a/ports/sysdeps/arm/configure b/ports/sysdeps/arm/configure
index b84b3f69a9..d79ef76ec9 100644
--- a/ports/sysdeps/arm/configure
+++ b/ports/sysdeps/arm/configure
@@ -1,4 +1,4 @@
-# This file is generated from configure.in by Autoconf.  DO NOT EDIT!
+# This file is generated from configure.ac by Autoconf.  DO NOT EDIT!
  # Local configure fragment for sysdeps/arm.
 
 #AC_DEFINE(PI_STATIC_AND_HIDDEN)
diff --git a/ports/sysdeps/arm/configure.in b/ports/sysdeps/arm/configure.ac
index d66500b3fd..d66500b3fd 100644
--- a/ports/sysdeps/arm/configure.in
+++ b/ports/sysdeps/arm/configure.ac
diff --git a/ports/sysdeps/arm/preconfigure b/ports/sysdeps/arm/preconfigure
index 908cd34303..b3124edae2 100644
--- a/ports/sysdeps/arm/preconfigure
+++ b/ports/sysdeps/arm/preconfigure
@@ -1,4 +1,4 @@
-# This file is generated from configure.in by Autoconf.  DO NOT EDIT!
+# This file is generated from configure.ac by Autoconf.  DO NOT EDIT!
  # Local preconfigure fragment for sysdeps/arm
 
 case "$machine" in
@@ -8,7 +8,7 @@ arm*)
     # If the compiler enables unwind tables by default, this causes
     # problems with undefined symbols in -nostdlib link tests.  To
     # avoid this, add -fno-unwind-tables here and remove it in
-    # sysdeps/unix/sysv/linux/arm/configure.in after those tests have
+    # sysdeps/unix/sysv/linux/arm/configure.ac after those tests have
     # been run.
     if test "${CFLAGS+set}" != "set"; then
       CFLAGS="-g -O2"
diff --git a/ports/sysdeps/arm/preconfigure.in b/ports/sysdeps/arm/preconfigure.ac
index f8357955eb..39c86218aa 100644
--- a/ports/sysdeps/arm/preconfigure.in
+++ b/ports/sysdeps/arm/preconfigure.ac
@@ -8,7 +8,7 @@ arm*)
     # If the compiler enables unwind tables by default, this causes
     # problems with undefined symbols in -nostdlib link tests.  To
     # avoid this, add -fno-unwind-tables here and remove it in
-    # sysdeps/unix/sysv/linux/arm/configure.in after those tests have
+    # sysdeps/unix/sysv/linux/arm/configure.ac after those tests have
     # been run.
     if test "${CFLAGS+set}" != "set"; then
       CFLAGS="-g -O2"
diff --git a/ports/sysdeps/hppa/configure b/ports/sysdeps/hppa/configure
index 762b668f48..d78e1bcd64 100644
--- a/ports/sysdeps/hppa/configure
+++ b/ports/sysdeps/hppa/configure
@@ -1,4 +1,4 @@
-# This file is generated from configure.in by Autoconf.  DO NOT EDIT!
+# This file is generated from configure.ac by Autoconf.  DO NOT EDIT!
 
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for assembler line separator" >&5
 $as_echo_n "checking for assembler line separator... " >&6; }
diff --git a/ports/sysdeps/hppa/configure.in b/ports/sysdeps/hppa/configure.ac
index 40f33603e3..40f33603e3 100644
--- a/ports/sysdeps/hppa/configure.in
+++ b/ports/sysdeps/hppa/configure.ac
diff --git a/ports/sysdeps/ia64/configure b/ports/sysdeps/ia64/configure
index e1fe62d8c5..66b9bac153 100644
--- a/ports/sysdeps/ia64/configure
+++ b/ports/sysdeps/ia64/configure
@@ -1,4 +1,4 @@
-# This file is generated from configure.in by Autoconf.  DO NOT EDIT!
+# This file is generated from configure.ac by Autoconf.  DO NOT EDIT!
  # Local configure fragment for sysdeps/ia64.
 
 $as_echo "#define PI_STATIC_AND_HIDDEN 1" >>confdefs.h
diff --git a/ports/sysdeps/ia64/configure.in b/ports/sysdeps/ia64/configure.ac
index 4ad04ff2f7..4ad04ff2f7 100644
--- a/ports/sysdeps/ia64/configure.in
+++ b/ports/sysdeps/ia64/configure.ac
diff --git a/ports/sysdeps/mips/configure b/ports/sysdeps/mips/configure
index de8092c970..f3f5d2e00d 100644
--- a/ports/sysdeps/mips/configure
+++ b/ports/sysdeps/mips/configure
@@ -1,4 +1,4 @@
-# This file is generated from configure.in by Autoconf.  DO NOT EDIT!
+# This file is generated from configure.ac by Autoconf.  DO NOT EDIT!
  # Local configure fragment for sysdeps/mips.
 
 
diff --git a/ports/sysdeps/mips/configure.in b/ports/sysdeps/mips/configure.ac
index bcbdaffd9f..bcbdaffd9f 100644
--- a/ports/sysdeps/mips/configure.in
+++ b/ports/sysdeps/mips/configure.ac
diff --git a/ports/sysdeps/unix/sysv/linux/aarch64/configure b/ports/sysdeps/unix/sysv/linux/aarch64/configure
index 6b2608acd7..20593c7bb0 100644
--- a/ports/sysdeps/unix/sysv/linux/aarch64/configure
+++ b/ports/sysdeps/unix/sysv/linux/aarch64/configure
@@ -1,4 +1,4 @@
-# This file is generated from configure.in by Autoconf.  DO NOT EDIT!
+# This file is generated from configure.ac by Autoconf.  DO NOT EDIT!
  # Local configure fragment for sysdeps/unix/sysv/linux/aarch64.
 
 arch_minimum_kernel=3.7.0
diff --git a/ports/sysdeps/unix/sysv/linux/aarch64/configure.in b/ports/sysdeps/unix/sysv/linux/aarch64/configure.ac
index b090702134..b090702134 100644
--- a/ports/sysdeps/unix/sysv/linux/aarch64/configure.in
+++ b/ports/sysdeps/unix/sysv/linux/aarch64/configure.ac
diff --git a/ports/sysdeps/unix/sysv/linux/alpha/configure b/ports/sysdeps/unix/sysv/linux/alpha/configure
index b5df524c1c..9afb5874cb 100644
--- a/ports/sysdeps/unix/sysv/linux/alpha/configure
+++ b/ports/sysdeps/unix/sysv/linux/alpha/configure
@@ -1,4 +1,4 @@
-# This file is generated from configure.in by Autoconf.  DO NOT EDIT!
+# This file is generated from configure.ac by Autoconf.  DO NOT EDIT!
  # Local configure fragment for sysdeps/unix/sysv/linux/alpha
 
 # We did historically export the unwinder from glibc.
diff --git a/ports/sysdeps/unix/sysv/linux/alpha/configure.in b/ports/sysdeps/unix/sysv/linux/alpha/configure.ac
index a8b6996657..a8b6996657 100644
--- a/ports/sysdeps/unix/sysv/linux/alpha/configure.in
+++ b/ports/sysdeps/unix/sysv/linux/alpha/configure.ac
diff --git a/ports/sysdeps/unix/sysv/linux/am33/configure b/ports/sysdeps/unix/sysv/linux/am33/configure
index 870c6a7929..c916a321ca 100644
--- a/ports/sysdeps/unix/sysv/linux/am33/configure
+++ b/ports/sysdeps/unix/sysv/linux/am33/configure
@@ -1,4 +1,4 @@
-# This file is generated from configure.in by Autoconf.  DO NOT EDIT!
+# This file is generated from configure.ac by Autoconf.  DO NOT EDIT!
  # Local configure fragment for am33/sysdeps/unix/sysv/linux/am33
 
 arch_minimum_kernel=2.6.25
diff --git a/ports/sysdeps/unix/sysv/linux/am33/configure.in b/ports/sysdeps/unix/sysv/linux/am33/configure.ac
index 43e33f74ca..43e33f74ca 100644
--- a/ports/sysdeps/unix/sysv/linux/am33/configure.in
+++ b/ports/sysdeps/unix/sysv/linux/am33/configure.ac
diff --git a/ports/sysdeps/unix/sysv/linux/arm/configure b/ports/sysdeps/unix/sysv/linux/arm/configure
index f66b158289..71eb195942 100644
--- a/ports/sysdeps/unix/sysv/linux/arm/configure
+++ b/ports/sysdeps/unix/sysv/linux/arm/configure
@@ -1,6 +1,6 @@
-# This file is generated from configure.in by Autoconf.  DO NOT EDIT!
+# This file is generated from configure.ac by Autoconf.  DO NOT EDIT!
  # Local configure fragment for sysdeps/unix/sysv/linux/arm.
 
 libc_cv_gcc_unwind_find_fde=no
-# Remove -fno-unwind-tables that was added in sysdeps/arm/preconfigure.in.
+# Remove -fno-unwind-tables that was added in sysdeps/arm/preconfigure.ac.
 CFLAGS=${CFLAGS% -fno-unwind-tables}
diff --git a/ports/sysdeps/unix/sysv/linux/arm/configure.in b/ports/sysdeps/unix/sysv/linux/arm/configure.ac
index 8fffe94051..8e4e20d2b8 100644
--- a/ports/sysdeps/unix/sysv/linux/arm/configure.in
+++ b/ports/sysdeps/unix/sysv/linux/arm/configure.ac
@@ -2,5 +2,5 @@ GLIBC_PROVIDES dnl See aclocal.m4 in the top level source directory.
 # Local configure fragment for sysdeps/unix/sysv/linux/arm.
 
 libc_cv_gcc_unwind_find_fde=no
-# Remove -fno-unwind-tables that was added in sysdeps/arm/preconfigure.in.
+# Remove -fno-unwind-tables that was added in sysdeps/arm/preconfigure.ac.
 CFLAGS=${CFLAGS% -fno-unwind-tables}
diff --git a/ports/sysdeps/unix/sysv/linux/arm/nptl/configure b/ports/sysdeps/unix/sysv/linux/arm/nptl/configure
index 518269913a..a8c34fa3e4 100644
--- a/ports/sysdeps/unix/sysv/linux/arm/nptl/configure
+++ b/ports/sysdeps/unix/sysv/linux/arm/nptl/configure
@@ -1,4 +1,4 @@
-# This file is generated from configure.in by Autoconf.  DO NOT EDIT!
+# This file is generated from configure.ac by Autoconf.  DO NOT EDIT!
 
 libc_cv_gcc_exceptions=yes
 exceptions=-fexceptions
diff --git a/ports/sysdeps/unix/sysv/linux/arm/nptl/configure.in b/ports/sysdeps/unix/sysv/linux/arm/nptl/configure.ac
index 22f6f4b8f2..22f6f4b8f2 100644
--- a/ports/sysdeps/unix/sysv/linux/arm/nptl/configure.in
+++ b/ports/sysdeps/unix/sysv/linux/arm/nptl/configure.ac
diff --git a/ports/sysdeps/unix/sysv/linux/ia64/configure b/ports/sysdeps/unix/sysv/linux/ia64/configure
index 71323718af..1d4e5d18d6 100644
--- a/ports/sysdeps/unix/sysv/linux/ia64/configure
+++ b/ports/sysdeps/unix/sysv/linux/ia64/configure
@@ -1,4 +1,4 @@
-# This file is generated from configure.in by Autoconf.  DO NOT EDIT!
+# This file is generated from configure.ac by Autoconf.  DO NOT EDIT!
  # Local configure fragment for sysdeps/unix/sysv/linux/ia64
 
 ldd_rewrite_script=$dir/ldd-rewrite.sed
diff --git a/ports/sysdeps/unix/sysv/linux/ia64/configure.in b/ports/sysdeps/unix/sysv/linux/ia64/configure.ac
index 4fb564721b..4fb564721b 100644
--- a/ports/sysdeps/unix/sysv/linux/ia64/configure.in
+++ b/ports/sysdeps/unix/sysv/linux/ia64/configure.ac
diff --git a/ports/sysdeps/unix/sysv/linux/m68k/configure b/ports/sysdeps/unix/sysv/linux/m68k/configure
index a704dacee6..8e955387b7 100644
--- a/ports/sysdeps/unix/sysv/linux/m68k/configure
+++ b/ports/sysdeps/unix/sysv/linux/m68k/configure
@@ -1,4 +1,4 @@
-# This file is generated from configure.in by Autoconf.  DO NOT EDIT!
+# This file is generated from configure.ac by Autoconf.  DO NOT EDIT!
  case $machine in
 m68k/coldfire)
   ;;
diff --git a/ports/sysdeps/unix/sysv/linux/m68k/configure.in b/ports/sysdeps/unix/sysv/linux/m68k/configure.ac
index c21ca9dd47..c21ca9dd47 100644
--- a/ports/sysdeps/unix/sysv/linux/m68k/configure.in
+++ b/ports/sysdeps/unix/sysv/linux/m68k/configure.ac
diff --git a/ports/sysdeps/unix/sysv/linux/microblaze/configure b/ports/sysdeps/unix/sysv/linux/microblaze/configure
index fa7da73931..086638856c 100644
--- a/ports/sysdeps/unix/sysv/linux/microblaze/configure
+++ b/ports/sysdeps/unix/sysv/linux/microblaze/configure
@@ -1,4 +1,4 @@
-# This file is generated from configure.in by Autoconf.  DO NOT EDIT!
+# This file is generated from configure.ac by Autoconf.  DO NOT EDIT!
  # Local configure fragment for sysdeps/unix/sysv/linux/microblaze.
 
 arch_minimum_kernel=2.6.30
diff --git a/ports/sysdeps/unix/sysv/linux/microblaze/configure.in b/ports/sysdeps/unix/sysv/linux/microblaze/configure.ac
index f283d37702..f283d37702 100644
--- a/ports/sysdeps/unix/sysv/linux/microblaze/configure.in
+++ b/ports/sysdeps/unix/sysv/linux/microblaze/configure.ac
diff --git a/ports/sysdeps/unix/sysv/linux/mips/configure b/ports/sysdeps/unix/sysv/linux/mips/configure
index 088210ff97..e8b0d7b154 100644
--- a/ports/sysdeps/unix/sysv/linux/mips/configure
+++ b/ports/sysdeps/unix/sysv/linux/mips/configure
@@ -1,4 +1,4 @@
-# This file is generated from configure.in by Autoconf.  DO NOT EDIT!
+# This file is generated from configure.ac by Autoconf.  DO NOT EDIT!
  # Local configure fragment for sysdeps/unix/sysv/linux/mips.
 
 
diff --git a/ports/sysdeps/unix/sysv/linux/mips/configure.in b/ports/sysdeps/unix/sysv/linux/mips/configure.ac
index 7087a14a5e..7087a14a5e 100644
--- a/ports/sysdeps/unix/sysv/linux/mips/configure.in
+++ b/ports/sysdeps/unix/sysv/linux/mips/configure.ac
diff --git a/ports/sysdeps/unix/sysv/linux/mips/mips64/configure b/ports/sysdeps/unix/sysv/linux/mips/mips64/configure
index f86f3276a5..26bed649db 100644
--- a/ports/sysdeps/unix/sysv/linux/mips/mips64/configure
+++ b/ports/sysdeps/unix/sysv/linux/mips/mips64/configure
@@ -1,4 +1,4 @@
-# This file is generated from configure.in by Autoconf.  DO NOT EDIT!
+# This file is generated from configure.ac by Autoconf.  DO NOT EDIT!
  # Local configure fragment for sysdeps/unix/sysv/linux/mips/mips64.
 
 ldd_rewrite_script=$dir/ldd-rewrite.sed
diff --git a/ports/sysdeps/unix/sysv/linux/mips/mips64/configure.in b/ports/sysdeps/unix/sysv/linux/mips/mips64/configure.ac
index c137ec5552..c137ec5552 100644
--- a/ports/sysdeps/unix/sysv/linux/mips/mips64/configure.in
+++ b/ports/sysdeps/unix/sysv/linux/mips/mips64/configure.ac
diff --git a/ports/sysdeps/unix/sysv/linux/tile/configure b/ports/sysdeps/unix/sysv/linux/tile/configure
index 88b5788481..02f6c8c25d 100644
--- a/ports/sysdeps/unix/sysv/linux/tile/configure
+++ b/ports/sysdeps/unix/sysv/linux/tile/configure
@@ -1,4 +1,4 @@
-# This file is generated from configure.in by Autoconf.  DO NOT EDIT!
+# This file is generated from configure.ac by Autoconf.  DO NOT EDIT!
  # Local configure fragment for sysdeps/unix/sysv/linux/tile.
 
 arch_minimum_kernel=2.6.32
diff --git a/ports/sysdeps/unix/sysv/linux/tile/configure.in b/ports/sysdeps/unix/sysv/linux/tile/configure.ac
index b983e28be6..b983e28be6 100644
--- a/ports/sysdeps/unix/sysv/linux/tile/configure.in
+++ b/ports/sysdeps/unix/sysv/linux/tile/configure.ac
diff --git a/ports/sysdeps/unix/sysv/linux/tile/tilegx/configure b/ports/sysdeps/unix/sysv/linux/tile/tilegx/configure
index bfa30f6dcf..0a6a63ff99 100644
--- a/ports/sysdeps/unix/sysv/linux/tile/tilegx/configure
+++ b/ports/sysdeps/unix/sysv/linux/tile/tilegx/configure
@@ -1,4 +1,4 @@
-# This file is generated from configure.in by Autoconf.  DO NOT EDIT!
+# This file is generated from configure.ac by Autoconf.  DO NOT EDIT!
  # Local configure fragment for sysdeps/unix/sysv/linux/tile/tilegx
 
 ldd_rewrite_script=$dir/ldd-rewrite.sed
diff --git a/ports/sysdeps/unix/sysv/linux/tile/tilegx/configure.in b/ports/sysdeps/unix/sysv/linux/tile/tilegx/configure.ac
index 87d86bd4c0..87d86bd4c0 100644
--- a/ports/sysdeps/unix/sysv/linux/tile/tilegx/configure.in
+++ b/ports/sysdeps/unix/sysv/linux/tile/tilegx/configure.ac