Formerly configure.in.~2~

diff --git a/configure.in b/configure.in
index a5cff33a8e28209623dfc62118036a4b29c971ea..b4e93de9d2adac6388c7b8b3f2a8acc369d1f9ff 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -1,4 +1,5 @@
 dnl Process this file with autoconf to produce a configure script.
 AC_INIT(acgeneral.m4)
+AC_PROGRAMS_CHECK(M4, gnum4 gm4, m4)
 AC_PROG_INSTALL
 AC_OUTPUT(Makefile)