mq_unlink_args
{ AS(mq_unlink_args), 4, (sy_call_t *)sys_mq_unlink }, /* 512 = mq_unlink */
sys_mq_unlink(struct sysmsg *sysmsg, const struct mq_unlink_args *uap)
int sys_mq_unlink (struct sysmsg *sysmsg, const struct mq_unlink_args *);
struct mq_unlink_args mq_unlink;