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authorEric Blake <ebb9@byu.net>2006-06-09 03:07:16 +0000
committerEric Blake <ebb9@byu.net>2007-09-21 14:37:52 -0600
commitb028588bcfde9f540fc543772d9341a747f64e38 (patch)
tree61109b55e7199fd027ae6e9ca27fd8fbd8b68496 /configure.ac
parentfeae72040b08f38fccde08b9bc8e2437d804017e (diff)
downloadm4-b028588bcfde9f540fc543772d9341a747f64e38.tar.gz
* configure.ac (changeword): Work even when changeword is not a
macro. (AC_PROG_AWK, AC_PROG_INSTALL, AC_PROG_MAKE_SET, AC_HEADER_STDC): Delete; now done by automake. (AC_ISC_POSIX, AC_C_CONST): Delete; now obsolete.
Diffstat (limited to 'configure.ac')
-rw-r--r--configure.ac8
1 files changed, 1 insertions, 7 deletions
diff --git a/configure.ac b/configure.ac
index 7ef1ac71..55de5f1a 100644
--- a/configure.ac
+++ b/configure.ac
@@ -28,20 +28,14 @@ m4_pattern_forbid([^M4_])
AC_CONFIG_SRCDIR([src/m4.h])
AC_CONFIG_HEADERS([config.h:config-h.in])
-AC_PROG_AWK
AC_PROG_CC
-AC_PROG_INSTALL
-AC_PROG_MAKE_SET
AC_PROG_RANLIB
AC_AIX
-AC_ISC_POSIX
AC_MINIX
-AC_C_CONST
AC_CHECK_HEADERS([limits.h memory.h siginfo.h string.h unistd.h])
AC_CHECK_HEADERS([signal.h sys/signal.h], [break])
-AC_HEADER_STDC
AC_TYPE_SIGNAL
AC_TYPE_SIZE_T
@@ -101,7 +95,7 @@ fi
dnl Don't let changeword get in our way, if bootstrapping with a version of
dnl m4 that already turned the feature on.
-m4_undefine([changeword])dnl
+m4_ifdef([changeword], [m4_undefine([changeword])])dnl
AC_MSG_CHECKING([[if changeword is wanted]])
AC_ARG_ENABLE([changeword],