master
chown: Remove SUPPORT_DOT ifdef - it's on by default for 22 years
More correction of section 3 layout. directory->opendir, fts->fts_open, getcap->cgetent. pwcache->user_from_uid. And then repair references. ok jmc
remove references to fs.posix.setuid; ok tedu
bump posix spec 2008 -> 2024;
Use uid_from_user(3) and gid_from_group(3) in utilities that do repeated lookups. OK tb@