diff -Nurd ofono-1.12/configure.ac ofono-1.12/configure.ac
--- ofono-1.12/configure.ac	2012-12-19 21:28:44.000000000 +0200
+++ ofono-1.12/configure.ac	2013-01-12 11:18:40.681410757 +0200
@@ -2,7 +2,7 @@
 AC_INIT(ofono, 1.12)
 
 AM_INIT_AUTOMAKE([foreign subdir-objects color-tests])
-AM_CONFIG_HEADER(config.h)
+AC_CONFIG_HEADERS(config.h)
 
 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])