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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 //go:noescape
     10 func thr_new(param *thrparam, size int32)
     11 
     12 //go:noescape
     13 func sigaltstack(new, old *stackt)
     14 
     15 //go:noescape
     16 func sigfwd(fn uintptr, sig uint32, info *siginfo, ctx unsafe.Pointer)
     17 
     18 //go:noescape
     19 func sigaction(sig int32, new, old *sigactiont)
     20 
     21 //go:noescape
     22 func sigprocmask(how int32, new, old *sigset)
     23 
     24 //go:noescape
     25 func setitimer(mode int32, new, old *itimerval)
     26 
     27 //go:noescape
     28 func sysctl(mib *uint32, miblen uint32, out *byte, size *uintptr, dst *byte, ndst uintptr) int32
     29 
     30 //go:noescape
     31 func getrlimit(kind int32, limit unsafe.Pointer) int32
     32 func raise(sig int32)
     33 func raiseproc(sig int32)
     34 
     35 //go:noescape
     36 func sys_umtx_op(addr *uint32, mode int32, val uint32, ptr2, ts *timespec) int32
     37 
     38 func osyield()
     39