Face and window pattern enumerations

Enumeration of fill patterns.

0	Checkerboard (#)
1	Vertical Lines (||)
2	Horizontal Lines (=)
3	Slant Right (//)
4	Slant Left (\\)
5	Diamonds (<>)
6	Dots (::)
7	Small Squares ([])
8	Solid (no pattern)
9	Clear (subwindows only)