shmdt_args
{ AS(shmdt_args), 4, (sy_call_t *)sys_shmdt }, /* 230 = shmdt */
sys_shmdt(struct sysmsg *sysmsg, const struct shmdt_args *uap)
int sys_shmdt (struct sysmsg *sysmsg, const struct shmdt_args *);
struct shmdt_args shmdt;