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-rw-r--r--libiptc/libip6tc.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/libiptc/libip6tc.c b/libiptc/libip6tc.c
index 7128e1cf..ca01bcb4 100644
--- a/libiptc/libip6tc.c
+++ b/libiptc/libip6tc.c
@@ -113,7 +113,7 @@ typedef unsigned int socklen_t;
#define BIT6(a, l) \
((ntohl(a->s6_addr32[(l) / 32]) >> (31 - ((l) & 31))) & 1)
-int
+static int
ipv6_prefix_length(const struct in6_addr *a)
{
int l, i;