require 2.13

diff --git a/m4/gettext.m4 b/m4/gettext.m4
index 118ce62..3ecb203 100644 (file)
--- a/m4/gettext.m4
+++ b/m4/gettext.m4
@@ -8,6 +8,8 @@
 
 # serial 106
 
+AC_PREREQ(2.13)               dnl Minimum Autoconf version required.
+
 AC_DEFUN(AM_WITH_NLS,
   [AC_MSG_CHECKING([whether NLS is requested])
     dnl Default is enabled NLS

diff --git a/m4/lcmessage.m4 b/m4/lcmessage.m4
index 4f9edcb..7ff8b75 100644 (file)
--- a/m4/lcmessage.m4
+++ b/m4/lcmessage.m4
@@ -8,6 +8,8 @@
 
 # serial 2
 
+AC_PREREQ(2.13)               dnl Minimum Autoconf version required.
+
 AC_DEFUN(AM_LC_MESSAGES,
   [if test $ac_cv_header_locale_h = yes; then
     AC_CACHE_CHECK([for LC_MESSAGES], am_cv_val_LC_MESSAGES,