Use intra-DSO calls when we build libbusybox. No-op for normal build.
This was Bernhard Fischer' idea.
text data bss dec hex filename
773549 7781 9740 791070 c121e busybox.t7/0_lib/libbusybox.so.1.11.0.svn_unstripped
769683 7397 9740 786820 c0184 busybox.t9t/0_lib/libbusybox.so.1.11.0.svn_unstripped
diff --git a/networking/libiproute/ll_map.h b/networking/libiproute/ll_map.h
index 55e2cf3..c425789 100644
--- a/networking/libiproute/ll_map.h
+++ b/networking/libiproute/ll_map.h
@@ -2,6 +2,10 @@
#ifndef __LL_MAP_H__
#define __LL_MAP_H__ 1
+#if __GNUC_PREREQ(4,1)
+# pragma GCC visibility push(hidden)
+#endif
+
int ll_remember_index(struct sockaddr_nl *who, struct nlmsghdr *n, void *arg);
int ll_init_map(struct rtnl_handle *rth);
int xll_name_to_index(const char *const name);
@@ -10,4 +14,8 @@
/* int ll_index_to_type(int idx); */
unsigned ll_index_to_flags(int idx);
+#if __GNUC_PREREQ(4,1)
+# pragma GCC visibility pop
+#endif
+
#endif /* __LL_MAP_H__ */