Source file src/runtime/export_darwin_test.go

     1  // Copyright 2019 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  func Fcntl(fd, cmd, arg uintptr) (uintptr, uintptr) {
     8  	r := fcntl(int32(fd), int32(cmd), int32(arg))
     9  	if r < 0 {
    10  		return ^uintptr(0), uintptr(-r)
    11  	}
    12  	return uintptr(r), 0
    13  }
    14  

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