github.com/JimmyHuang454/JLS-go@v0.0.0-20230831150107-90d536585ba0/internal/poll/fcntl_libc.go (about)

     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  //go:build aix || darwin || (openbsd && !mips64) || solaris
     6  
     7  package poll
     8  
     9  import _ "unsafe" // for go:linkname
    10  
    11  // Implemented in the syscall package.
    12  //
    13  //go:linkname fcntl syscall.fcntl
    14  func fcntl(fd int, cmd int, arg int) (int, error)