--- files/dahdi-2.2.0.2-linux-2.6.33.patch	(revision 0)
+++ files/dahdi-2.2.0.2-linux-2.6.33.patch	(revision 0)
@@ -0,0 +1,32 @@ 
+--- dahdi-linux-2.2.0.2/drivers/dahdi/wcb4xxp/base.c	2010/03/07 14:46:33	8266
@@ -52,6 +52,9 @@ 
 	# error: dereferencing pointer to incomplete type
 	epatch "${FILESDIR}"/${P}-gcc44-hack.patch
 
+	# linux >2.6.18 auto-includes the autoconf files.
+	epatch "${FILESDIR}/${P}-linux-2.6.33.patch"
+
 	if use ecoslec; then
 		elog "Support for OSLEC echo canceller."
 		mkdir "${MY_P}/drivers/staging" || die "Error creating staging folder."