lwp_create
error = lwp_create(l, p, uaddr, LWP_DETACHED,
lwp_create(l1, p2, uaddr, 0, NULL, 0, spawn_return, spawn_data,
lwp_create(l1, p2, uaddr, (flags & FORK_PPWAIT) ? LWP_VFORK : 0,
error = lwp_create(&lwp0, &proc0, uaddr, LWP_DETACHED, NULL,
error = lwp_create(l, p, uaddr, flags & LWP_DETACHED, NULL, 0,
int lwp_create(lwp_t *, struct proc *, vaddr_t, int, void *, size_t,