sys_getsockopt2
return sys_getsockopt2(l, &ua, retval);
.sy_call = (sy_call_t *)sys_getsockopt2
extern sy_call_t sys_getsockopt2;
{ 193, sys_getsockopt2 },
check_syscall_args(sys_getsockopt2)
int sys_getsockopt2(struct lwp *, const struct sys_getsockopt2_args *, register_t *);