*WARNING* The Motif menubar is currently broken.
--with-scrollbars=TYPE (Enum) Types: `lucid'(*), `motif', `athena', or `no'.
--with-dialogs=TYPE (Enum) Types: `lucid'(*), `motif', `athena', or `no'.
---with-widgets=TYPE (Enum) Types: `lucid'(*), `motif', `athena', or `no'.
+--with-widgets=TYPE (Enum) Types: `lucid', `motif', `athena', or `no'(*).
--with-athena=TYPE (Enum) Link with the TYPE Athena library. Types:
`xaw' [flat], `3d', `next', `95', or `xpm'.
--with-dragndrop (*) Support generic drag and drop API. (EXPERIMENTAL)