1--- 2c: Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al. 3SPDX-License-Identifier: curl 4Short: 6 5Long: ipv6 6Tags: Versions 7Protocols: 8Added: 7.10.8 9Mutexed: ipv4 10Requires: 11Help: Resolve names to IPv6 addresses 12Category: connection dns 13Multi: mutex 14See-also: 15 - http1.1 16 - http2 17Example: 18 - --ipv6 $URL 19--- 20 21# `--ipv6` 22 23Use IPv6 addresses only when resolving hostnames, and not for example try 24IPv4. 25 26Your resolver may respond to an IPv6-only resolve request by returning IPv6 27addresses that contain "mapped" IPv4 addresses for compatibility purposes. 28macOS is known to do this. 29