| // Copyright 2015 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. | 
 |  | 
 | package net | 
 |  | 
 | import ( | 
 | 	"errors" | 
 | 	"syscall" | 
 | ) | 
 |  | 
 | var ( | 
 | 	errTimedout       = syscall.ETIMEDOUT | 
 | 	errOpNotSupported = syscall.EOPNOTSUPP | 
 |  | 
 | 	abortedConnRequestErrors = []error{syscall.ERROR_NETNAME_DELETED, syscall.WSAECONNRESET} // see accept in fd_windows.go | 
 | ) | 
 |  | 
 | func isPlatformError(err error) bool { | 
 | 	_, ok := err.(syscall.Errno) | 
 | 	return ok | 
 | } | 
 |  | 
 | func isENOBUFS(err error) bool { | 
 | 	// syscall.ENOBUFS is a completely made-up value on Windows: we don't expect | 
 | 	// a real system call to ever actually return it. However, since it is already | 
 | 	// defined in the syscall package we may as well check for it. | 
 | 	return errors.Is(err, syscall.ENOBUFS) | 
 | } |