| // 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. |
| |
| // +build aix darwin dragonfly freebsd linux netbsd openbsd solaris windows zos |
| |
| package ipv4_test |
| |
| import ( |
| "os" |
| "syscall" |
| ) |
| |
| func protocolNotSupported(err error) bool { |
| switch err := err.(type) { |
| case syscall.Errno: |
| switch err { |
| case syscall.EPROTONOSUPPORT, syscall.ENOPROTOOPT: |
| return true |
| } |
| case *os.SyscallError: |
| switch err := err.Err.(type) { |
| case syscall.Errno: |
| switch err { |
| case syscall.EPROTONOSUPPORT, syscall.ENOPROTOOPT: |
| return true |
| } |
| } |
| } |
| return false |
| } |