--- configure.ac	2009-03-27 07:42:25.000000000 +0000
+++ configure.ac	2009-03-27 07:43:00.000000000 +0000
@@ -59,7 +59,7 @@ 
 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_allow(XTRANS_CONNECTION_FLAGS)
 
 # Transport selection macro from xtrans.m4
 XTRANS_CONNECTION_FLAGS