| // Copyright 2011 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 !android && cgo && !netgo | |
| package net | |
| /* | |
| #include <netdb.h> | |
| */ | |
| import "C" | |
| // NOTE(rsc): In theory there are approximately balanced | |
| // arguments for and against including AI_ADDRCONFIG | |
| // in the flags (it includes IPv4 results only on IPv4 systems, | |
| // and similarly for IPv6), but in practice setting it causes | |
| // getaddrinfo to return the wrong canonical name on Linux. | |
| // So definitely leave it out. | |
| const cgoAddrInfoFlags = C.AI_CANONNAME | C.AI_V4MAPPED | C.AI_ALL | |