--- modules/modflow/Makefile	Sat Aug 16 01:52:00 2003
+++ modules/modflow/Makefile.patch	Sat Aug 16 01:51:51 2003
@@ -17,7 +17,7 @@
 
 NAME = modflow.so
 
-CFLAGS = -Wall -Werror -ggdb -I../../vm/include \
+CFLAGS += -Wall -Werror -ggdb -I../../vm/include \
 	-I../../libelfsh/include -I../../libhash/include \
 	-fPIC -rdynamic -DELFSH_INTERN