1#!/usr/bin/env bash
2# SPDX-License-Identifier: LGPL-2.1-or-later
3set -eu
4set -o pipefail
5
6${1:?} -E -dM -include sys/socket.h -include "${2:?}" -include "${3:?}" - </dev/null | \
7       grep -Ev 'AF_UNSPEC|AF_MAX' | \
8       awk '/^#define[ \t]+AF_[^ \t]+[ \t]+[AP]F_[^ \t]/ { print $2; }'
9