(get_version): Adjust prototype.

[gnulib.git] / m4 / jm-macros.m4

diff --git a/m4/jm-macros.m4 b/m4/jm-macros.m4
index 52f3ed7..e56d03a 100644 (file)
--- a/m4/jm-macros.m4
+++ b/m4/jm-macros.m4
@@ -1,9 +1,11 @@
-#serial 2
+#serial 3
 
 dnl Misc type-related macros for fileutils, sh-utils, textutils.
 
 AC_DEFUN(jm_MACROS,
 [
+  AC_PREREQ(2.13)               dnl Minimum Autoconf version required.
+
   dnl This macro actually runs replacement code.  See isc-posix.m4.
   AC_REQUIRE([AC_ISC_POSIX])dnl