diff -uNr gtkpod-2.1.3.old/configure.ac gtkpod-2.1.3/configure.ac
--- gtkpod-2.1.3.old/configure.ac	2012-10-06 21:56:52.000000000 +0200
+++ gtkpod-2.1.3/configure.ac	2013-03-30 22:22:28.985867558 +0100
@@ -6,7 +6,7 @@
 AC_INIT([gtkpod], VERSION_NUMBER)
 AC_CONFIG_SRCDIR(src/main.c)
 
-AM_CONFIG_HEADER([config.h])
+AC_CONFIG_HEADERS([config.h])
 
 dnl libtool versioning
 # +1 : 0 : +1  == adds new functions to the interface