fatal-signal
wait-process
gettext-h
+spawn
+posix_spawnp
+posix_spawn_file_actions_init
+posix_spawn_file_actions_addopen
+posix_spawn_file_actions_destroy
+posix_spawnattr_init
+posix_spawnattr_setsigmask
+posix_spawnattr_setflags
+posix_spawnattr_destroy
stdbool
strpbrk
unistd