diff -ur a/configure.ac b/configure.ac
--- a/configure.ac	2012-03-29 14:44:28.000000000 -0500
+++ b/configure.ac	2013-04-02 01:10:51.620292749 -0500
@@ -9,7 +9,7 @@
 
 USER_CFLAGS=$CFLAGS
 
-AM_CONFIG_HEADER(config.h)
+AC_CONFIG_HEADERS(config.h)
 
 AC_CANONICAL_HOST
 AM_MAINTAINER_MODE