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-rw-r--r--extensions/libxt_dccp.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/extensions/libxt_dccp.c b/extensions/libxt_dccp.c
index f4918dd..45c7e38 100644
--- a/extensions/libxt_dccp.c
+++ b/extensions/libxt_dccp.c
@@ -46,7 +46,7 @@ static void help(void)
IPTABLES_VERSION);
}
-static struct option opts[] = {
+static const struct option opts[] = {
{ .name = "source-port", .has_arg = 1, .flag = 0, .val = '1' },
{ .name = "sport", .has_arg = 1, .flag = 0, .val = '1' },
{ .name = "destination-port", .has_arg = 1, .flag = 0, .val = '2' },