--- Makefile	(revision 485628)
+++ Makefile	(working copy)
@@ -65,7 +65,7 @@ 
 		 s|/locales.conf|/locales.conf.sample|g ; \
 		 s|/pool.conf|/pool.conf.sample|g ; \
 		 s| common.h||g'
-	@${REINPLACE_CMD} -e 's|\(\$with_iodbc/include\)|\1/libiodbc|g' \
+	@${REINPLACE_CMD} -e 's|\($$with_iodbc/include\)|\1/libiodbc|g' \
 		${WRKSRC}/configure.ac
 
 post-install: