$ halftone :== $'mydir'halftone
$ halo :== $'mydir'halo
$ helix :== $'mydir'helix
+$ hexadrop :== $'mydir'hexadrop
$ hopalong :== $'mydir'hopalong
-$ hyperball :== $'mydir'hyperball
-$ hypercube :== $'mydir'hypercube
$ ifs :== $'mydir'ifs
$ imsmap :== $'mydir'imsmap
$ interaggregate :== $'mydir'interaggregate