--- ./configure.ac.orig	2012-12-31 15:32:03.581207131 +0000
+++ ./configure.ac	2012-12-31 15:32:21.508031596 +0000
@@ -21,12 +21,11 @@
   export CC CXX
 ])
 
-AM_CONFIG_HEADER(config.h)
+AC_CONFIG_HEADER(config.h)
 
 AC_LANG(C++)
 AC_ISC_POSIX
 AC_PROG_CXX
-AM_PROG_CC_STDC
 AM_PROG_AS
 AC_PROG_RANLIB
 AC_PROG_INTLTOOL(0.22)