ico-header heap-size bytes <displaced-alien>
header ImageCount>> ico-directory-entry <c-direct-array> :> directory
- directory dup length iota [ ico>group-directory-entry ] { } 2map-as
+ directory dup length <iota> [ ico>group-directory-entry ] { } 2map-as
:> group-directory
directory [ bytes ico-icon ] { } map-as :> icon-bytes