user-name (user-groups) ;
: all-groups ( -- seq )
- [ unix.ffi:getgrent dup ] [ \ unix.ffi:group memory>struct group-struct>group ] produce nip ;
+ [ unix.ffi:getgrent dup ] [ group-struct>group ] produce nip ;
: <group-cache> ( -- assoc )
all-groups [ [ id>> ] keep ] H{ } map>assoc ;