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      1 // Copyright 2014 The Go Authors.  All rights reserved.
      2 // Use of this source code is governed by a BSD-style
      3 // license that can be found in the LICENSE file.
      4 
      5 package runtime
      6 
      7 import "unsafe"
      8 
      9 func bsdthread_create(stk, arg unsafe.Pointer, fn uintptr) int32
     10 func bsdthread_register() int32
     11 
     12 //go:noescape
     13 func mach_msg_trap(h unsafe.Pointer, op int32, send_size, rcv_size, rcv_name, timeout, notify uint32) int32
     14 
     15 func mach_reply_port() uint32
     16 func mach_task_self() uint32
     17 func mach_thread_self() uint32
     18 
     19 //go:noescape
     20 func sysctl(mib *uint32, miblen uint32, out *byte, size *uintptr, dst *byte, ndst uintptr) int32
     21 
     22 //go:noescape
     23 func sigprocmask(how uint32, new, old *uint32)
     24 
     25 //go:noescape
     26 func sigaction(mode uint32, new, old *sigactiont)
     27 
     28 //go:noescape
     29 func sigaltstack(new, old *stackt)
     30 
     31 func sigtramp()
     32 
     33 //go:noescape
     34 func setitimer(mode int32, new, old *itimerval)
     35 
     36 func raise(sig int32)
     37 func raiseproc(int32)
     38