diff --git a/configure.in b/configure.in
index c4fc8c28..8d19d2d9 100644
--- a/configure.in
+++ b/configure.in
@@ -38,7 +38,8 @@ case $host in
 	;;
 *-*-darwin*)
 	acx_host_arch="UNIX"
-	acx_host_winapi="CARBON"
+	acx_host_winapi="XWINDOWS"
+#	acx_host_winapi="CARBON"
 	;;
 *)
 	acx_host_arch="UNIX"