__semun
union __semun semun;
semun = va_arg(ap, union __semun);
union __semun semun;
semun = va_arg(ap, union __semun);
union __semun semun;
semun = va_arg(ap, union __semun);
#define semctl_arg ((union __semun *)&a5)
union __semun arg;
union __semun arg;
syscallarg(union __semun *) arg;
SCARG(&__semctl_args, arg) = (union __semun *)SCARG(uap, a5);
union __semun semun;
union __semun bsem;
union __semun arg;
union __semun karg;
union __semun karg;
int __semctl(int, int, int, union __semun *);
union __semun karg;
union __semun *arg = v;
syscallarg(union __semun *) arg;
syscallarg(union __semun *) arg;
syscallarg(union __semun *) arg;