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>

6 files changed, 5 insertions, 5 deletions

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"