setkeymsg_addr
static int setkeymsg_addr(unsigned int, unsigned int,
status = setkeymsg_addr(SADB_DELETE, $5, $3, $4, 0);
if (setkeymsg_addr(SADB_DELETE, $5, $3, $4, 1) < 0)
if (setkeymsg_addr(SADB_DELETE,
status = setkeymsg_addr(SADB_GET, $5, $3, $4, 0);