src/basic/generate-af-list.sh

#!/bin/sh
set -eu

$1 -E -dM -include sys/socket.h - </dev/null | \
        grep -Ev 'AF_UNSPEC|AF_MAX' | \
        awk '/^#define[ \t]+AF_[^ \t]+[ \t]+[AP]F_[^ \t]/ { print $2; }'