| // created by cgo -cdefs and then converted to Go | 
 | // cgo -cdefs defs_darwin.go | 
 |  | 
 | package runtime | 
 |  | 
 | import "unsafe" | 
 |  | 
 | const ( | 
 | 	_EINTR     = 0x4 | 
 | 	_EFAULT    = 0xe | 
 | 	_EAGAIN    = 0x23 | 
 | 	_ETIMEDOUT = 0x3c | 
 |  | 
 | 	_PROT_NONE  = 0x0 | 
 | 	_PROT_READ  = 0x1 | 
 | 	_PROT_WRITE = 0x2 | 
 | 	_PROT_EXEC  = 0x4 | 
 |  | 
 | 	_MAP_ANON    = 0x1000 | 
 | 	_MAP_PRIVATE = 0x2 | 
 | 	_MAP_FIXED   = 0x10 | 
 |  | 
 | 	_MADV_DONTNEED      = 0x4 | 
 | 	_MADV_FREE          = 0x5 | 
 | 	_MADV_FREE_REUSABLE = 0x7 | 
 | 	_MADV_FREE_REUSE    = 0x8 | 
 |  | 
 | 	_SA_SIGINFO   = 0x40 | 
 | 	_SA_RESTART   = 0x2 | 
 | 	_SA_ONSTACK   = 0x1 | 
 | 	_SA_USERTRAMP = 0x100 | 
 | 	_SA_64REGSET  = 0x200 | 
 |  | 
 | 	_SIGHUP    = 0x1 | 
 | 	_SIGINT    = 0x2 | 
 | 	_SIGQUIT   = 0x3 | 
 | 	_SIGILL    = 0x4 | 
 | 	_SIGTRAP   = 0x5 | 
 | 	_SIGABRT   = 0x6 | 
 | 	_SIGEMT    = 0x7 | 
 | 	_SIGFPE    = 0x8 | 
 | 	_SIGKILL   = 0x9 | 
 | 	_SIGBUS    = 0xa | 
 | 	_SIGSEGV   = 0xb | 
 | 	_SIGSYS    = 0xc | 
 | 	_SIGPIPE   = 0xd | 
 | 	_SIGALRM   = 0xe | 
 | 	_SIGTERM   = 0xf | 
 | 	_SIGURG    = 0x10 | 
 | 	_SIGSTOP   = 0x11 | 
 | 	_SIGTSTP   = 0x12 | 
 | 	_SIGCONT   = 0x13 | 
 | 	_SIGCHLD   = 0x14 | 
 | 	_SIGTTIN   = 0x15 | 
 | 	_SIGTTOU   = 0x16 | 
 | 	_SIGIO     = 0x17 | 
 | 	_SIGXCPU   = 0x18 | 
 | 	_SIGXFSZ   = 0x19 | 
 | 	_SIGVTALRM = 0x1a | 
 | 	_SIGPROF   = 0x1b | 
 | 	_SIGWINCH  = 0x1c | 
 | 	_SIGINFO   = 0x1d | 
 | 	_SIGUSR1   = 0x1e | 
 | 	_SIGUSR2   = 0x1f | 
 |  | 
 | 	_FPE_INTDIV = 0x7 | 
 | 	_FPE_INTOVF = 0x8 | 
 | 	_FPE_FLTDIV = 0x1 | 
 | 	_FPE_FLTOVF = 0x2 | 
 | 	_FPE_FLTUND = 0x3 | 
 | 	_FPE_FLTRES = 0x4 | 
 | 	_FPE_FLTINV = 0x5 | 
 | 	_FPE_FLTSUB = 0x6 | 
 |  | 
 | 	_BUS_ADRALN = 0x1 | 
 | 	_BUS_ADRERR = 0x2 | 
 | 	_BUS_OBJERR = 0x3 | 
 |  | 
 | 	_SEGV_MAPERR = 0x1 | 
 | 	_SEGV_ACCERR = 0x2 | 
 |  | 
 | 	_ITIMER_REAL    = 0x0 | 
 | 	_ITIMER_VIRTUAL = 0x1 | 
 | 	_ITIMER_PROF    = 0x2 | 
 |  | 
 | 	_EV_ADD       = 0x1 | 
 | 	_EV_DELETE    = 0x2 | 
 | 	_EV_CLEAR     = 0x20 | 
 | 	_EV_RECEIPT   = 0x40 | 
 | 	_EV_ERROR     = 0x4000 | 
 | 	_EV_EOF       = 0x8000 | 
 | 	_EVFILT_READ  = -0x1 | 
 | 	_EVFILT_WRITE = -0x2 | 
 |  | 
 | 	_PTHREAD_CREATE_DETACHED = 0x2 | 
 |  | 
 | 	_PTHREAD_KEYS_MAX = 512 | 
 |  | 
 | 	_F_SETFD    = 0x2 | 
 | 	_F_GETFL    = 0x3 | 
 | 	_F_SETFL    = 0x4 | 
 | 	_FD_CLOEXEC = 0x1 | 
 |  | 
 | 	_O_NONBLOCK = 4 | 
 | ) | 
 |  | 
 | type stackt struct { | 
 | 	ss_sp     *byte | 
 | 	ss_size   uintptr | 
 | 	ss_flags  int32 | 
 | 	pad_cgo_0 [4]byte | 
 | } | 
 |  | 
 | type sigactiont struct { | 
 | 	__sigaction_u [8]byte | 
 | 	sa_tramp      unsafe.Pointer | 
 | 	sa_mask       uint32 | 
 | 	sa_flags      int32 | 
 | } | 
 |  | 
 | type usigactiont struct { | 
 | 	__sigaction_u [8]byte | 
 | 	sa_mask       uint32 | 
 | 	sa_flags      int32 | 
 | } | 
 |  | 
 | type siginfo struct { | 
 | 	si_signo  int32 | 
 | 	si_errno  int32 | 
 | 	si_code   int32 | 
 | 	si_pid    int32 | 
 | 	si_uid    uint32 | 
 | 	si_status int32 | 
 | 	si_addr   *byte | 
 | 	si_value  [8]byte | 
 | 	si_band   int64 | 
 | 	__pad     [7]uint64 | 
 | } | 
 |  | 
 | type timeval struct { | 
 | 	tv_sec    int64 | 
 | 	tv_usec   int32 | 
 | 	pad_cgo_0 [4]byte | 
 | } | 
 |  | 
 | func (tv *timeval) set_usec(x int32) { | 
 | 	tv.tv_usec = x | 
 | } | 
 |  | 
 | type itimerval struct { | 
 | 	it_interval timeval | 
 | 	it_value    timeval | 
 | } | 
 |  | 
 | type timespec struct { | 
 | 	tv_sec  int64 | 
 | 	tv_nsec int64 | 
 | } | 
 |  | 
 | //go:nosplit | 
 | func (ts *timespec) setNsec(ns int64) { | 
 | 	ts.tv_sec = ns / 1e9 | 
 | 	ts.tv_nsec = ns % 1e9 | 
 | } | 
 |  | 
 | type exceptionstate64 struct { | 
 | 	far uint64 // virtual fault addr | 
 | 	esr uint32 // exception syndrome | 
 | 	exc uint32 // number of arm exception taken | 
 | } | 
 |  | 
 | type regs64 struct { | 
 | 	x     [29]uint64 // registers x0 to x28 | 
 | 	fp    uint64     // frame register, x29 | 
 | 	lr    uint64     // link register, x30 | 
 | 	sp    uint64     // stack pointer, x31 | 
 | 	pc    uint64     // program counter | 
 | 	cpsr  uint32     // current program status register | 
 | 	__pad uint32 | 
 | } | 
 |  | 
 | type neonstate64 struct { | 
 | 	v    [64]uint64 // actually [32]uint128 | 
 | 	fpsr uint32 | 
 | 	fpcr uint32 | 
 | } | 
 |  | 
 | type mcontext64 struct { | 
 | 	es exceptionstate64 | 
 | 	ss regs64 | 
 | 	ns neonstate64 | 
 | } | 
 |  | 
 | type ucontext struct { | 
 | 	uc_onstack  int32 | 
 | 	uc_sigmask  uint32 | 
 | 	uc_stack    stackt | 
 | 	uc_link     *ucontext | 
 | 	uc_mcsize   uint64 | 
 | 	uc_mcontext *mcontext64 | 
 | } | 
 |  | 
 | type keventt struct { | 
 | 	ident  uint64 | 
 | 	filter int16 | 
 | 	flags  uint16 | 
 | 	fflags uint32 | 
 | 	data   int64 | 
 | 	udata  *byte | 
 | } | 
 |  | 
 | type pthread uintptr | 
 | type pthreadattr struct { | 
 | 	X__sig    int64 | 
 | 	X__opaque [56]int8 | 
 | } | 
 | type pthreadmutex struct { | 
 | 	X__sig    int64 | 
 | 	X__opaque [56]int8 | 
 | } | 
 | type pthreadmutexattr struct { | 
 | 	X__sig    int64 | 
 | 	X__opaque [8]int8 | 
 | } | 
 | type pthreadcond struct { | 
 | 	X__sig    int64 | 
 | 	X__opaque [40]int8 | 
 | } | 
 | type pthreadcondattr struct { | 
 | 	X__sig    int64 | 
 | 	X__opaque [8]int8 | 
 | } | 
 |  | 
 | type machTimebaseInfo struct { | 
 | 	numer uint32 | 
 | 	denom uint32 | 
 | } | 
 |  | 
 | type pthreadkey uint64 |