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-rw-r--r--extensions/libct_proto_tcp.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/extensions/libct_proto_tcp.c b/extensions/libct_proto_tcp.c
index 1f630b3..a3b1826 100644
--- a/extensions/libct_proto_tcp.c
+++ b/extensions/libct_proto_tcp.c
@@ -73,7 +73,7 @@ static const char *states[] = {
"LISTEN"
};
-static void help()
+static void help(void)
{
fprintf(stdout, " --orig-port-src\t\toriginal source port\n");
fprintf(stdout, " --orig-port-dst\t\toriginal destination port\n");