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-rw-r--r--iptables/xshared.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/iptables/xshared.h b/iptables/xshared.h
index 952fa8ab..d2ce72e9 100644
--- a/iptables/xshared.h
+++ b/iptables/xshared.h
@@ -311,4 +311,6 @@ unsigned char *make_delete_mask(const struct xtables_rule_match *matches,
const struct xtables_target *target,
size_t entry_size);
+void iface_to_mask(const char *ifname, unsigned char *mask);
+
#endif /* IPTABLES_XSHARED_H */