POSIX_SPAWN_RESETIDS
VERIFY0(posix_spawnattr_setflags(&attr, POSIX_SPAWN_RESETIDS));
VERIFY0(posix_spawnattr_setflags(&attr, POSIX_SPAWN_RESETIDS));
VERIFY0(posix_spawnattr_setflags(&attr, POSIX_SPAWN_RESETIDS));
if (spa->sa_psflags & POSIX_SPAWN_RESETIDS) {
(POSIX_SPAWN_RESETIDS | \