- void (*_pthread_start)(pthread_t, mach_port_t, void *(*)(void *), void *, size_t, unsigned int);
+ void (*__pthread_set_self)(pthread_t);
+ int (*pthread_create)(pthread_t *, const pthread_attr_t *, void *(*)(void *), void *);
+
+ mach_port_t (*mach_thread_self)();
+ kern_return_t (*thread_terminate)(thread_act_t);