--- xrx-1.0.3/configure.ac.orig	2009-10-08 17:38:27.692615127 +0200
+++ xrx-1.0.3/configure.ac	2009-10-08 17:47:24.472611775 +0200
@@ -43,7 +43,7 @@
 dnl first and if it's not in the default location, that you set the ACLOCAL
 dnl environment variable to find it, such as:
 dnl     ACLOCAL="aclocal -I ${PREFIX}/share/aclocal"
-m4_pattern_forbid(XTRANS_CONNECTION_FLAGS)
+m4_pattern_forbid([^XTRANS_CONNECTION_FLAGS$])
 
 # Transport selection macro from xtrans.m4
 XTRANS_CONNECTION_FLAGS