ref: ccc63f9ca4aedd941b0405020ad06e3bd3c7f365
dir: /lib/fileutil/homedir.myr/
use std pkg fileutil = const homedir : (-> byte[:]) ;; const homedir = { match std.getenv("HOME") | `std.Some h: -> h | `std.None: /* nothing */ ;; /* 9front uses $home */ match std.getenv("home") | `std.Some h: -> h | `std.None: /* nothing */ ;; /* really, we should read from /etc/passwd or ldap/nss */ -> "" }