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