golang openbsd 代码
文件路径：/src/runtime/cgo/openbsd.go
/ Copyright 2010 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 openbsd
package cgo
import _ "unsafe" / for go:linkname
/ Supply __guard_local because we don't link against the standard
/ OpenBSD crt0.o and the libc dynamic library needs it.
/go:linkname _guard_local __guard_local
var _guard_local uintptr
/ This is normally marked as hidden and placed in the
/ .openbsd.randomdata section.
/
/go:cgo_export_dynamic __guard_local __guard_local