diff -ru xrdp-v0.6.0/configure.ac xrdp-v0.6.0-buildfix/configure.ac
--- xrdp-v0.6.0/configure.ac	2012-02-21 20:00:55.000000000 +0100
+++ xrdp-v0.6.0-buildfix/configure.ac	2013-01-11 00:31:49.349673370 +0100
@@ -2,7 +2,7 @@
 
 AC_PREREQ(2.59)
 AC_INIT([xrdp], [0.6.0], [xrdp-devel@lists.sourceforge.net])
-AM_CONFIG_HEADER(config_ac.h:config_ac-h.in)
+AC_CONFIG_HEADERS(config_ac.h:config_ac-h.in)
 AM_INIT_AUTOMAKE([1.6 foreign])
 AC_PROG_CC
 AC_C_CONST