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// Copyright 2014 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
//go:build !aix && !darwin && !js && !openbsd && !plan9 && !solaris && !wasip1 && !windows
package runtime
import (
"runtime/internal/atomic"
"unsafe"
)
// read calls the read system call.
// It returns a non-negative number of bytes written or a negative errno value.
func read(fd int32, p unsafe.Pointer, n int32) int32
func closefd(fd int32) int32
func exit(code int32)
func usleep(usec uint32)
//go:nosplit
func usleep_no_g(usec uint32) {
usleep(usec)
}
// write1 calls the write system call.
// It returns a non-negative number of bytes written or a negative errno value.
//
//go:noescape
func write1(fd uintptr, p unsafe.Pointer, n int32) int32
//go:noescape
func open(name *byte, mode, perm int32) int32
// return value is only set on linux to be used in osinit().
func madvise(addr unsafe.Pointer, n uintptr, flags int32) int32
// exitThread terminates the current thread, writing *wait = freeMStack when
// the stack is safe to reclaim.
//
//go:noescape
func exitThread(wait *atomic.Uint32)
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