make NO_SHARED_LIBS work again (Roberto Nibali)
diff --git a/extensions/libipt_dscp_helper.c b/extensions/libipt_dscp_helper.c
index 742ac86..0279670 100644
--- a/extensions/libipt_dscp_helper.c
+++ b/extensions/libipt_dscp_helper.c
@@ -47,7 +47,7 @@
 
 
 
-unsigned int 
+static unsigned int 
 class_to_dscp(const char *name)
 {
 	int i;
@@ -64,7 +64,7 @@
 
 
 
-const char *
+static const char *
 dscp_to_name(unsigned int dscp)
 {
 	int i;