int posix_spawnattr_setjetsam_ext(posix_spawnattr_t * __restrict attr,
short flags, int priority, int memlimit_active, int memlimit_inactive) __OSX_AVAILABLE_STARTING(__MAC_10_11, __IPHONE_9_0);
+int posix_spawnattr_set_threadlimit_ext(posix_spawnattr_t * __restrict attr,
+ int thread_limit);
+
#define POSIX_SPAWN_IMPORTANCE_PORT_COUNT 32
int posix_spawnattr_set_importancewatch_port_np(posix_spawnattr_t * __restrict attr,
int count, mach_port_t portarray[]) __OSX_AVAILABLE_STARTING(__MAC_10_9, __IPHONE_6_0);
int posix_spawnattr_set_persona_uid_np(const posix_spawnattr_t * __restrict, uid_t) __OSX_AVAILABLE_STARTING(__MAC_10_11, __IPHONE_9_0);
int posix_spawnattr_set_persona_gid_np(const posix_spawnattr_t * __restrict, gid_t) __OSX_AVAILABLE_STARTING(__MAC_10_11, __IPHONE_9_0);
int posix_spawnattr_set_persona_groups_np(const posix_spawnattr_t * __restrict, int, gid_t *, uid_t) __OSX_AVAILABLE_STARTING(__MAC_10_11, __IPHONE_9_0);
+int posix_spawnattr_set_max_addr_np(const posix_spawnattr_t * __restrict attr, uint64_t max_addr) __OSX_AVAILABLE_STARTING(__MAC_10_14, __IPHONE_12_0);
#endif /* !defined _SPAWN_PRIVATE_H_*/