* font/manager.c (unknown_glyph): Added variable for unknown glyph.
(fill_with_default_glyph): Changed to use unknown_glyph for fill
pattern for unknown glyphs.
* font/manager.c (unknown_glyph): Added variable for unknown glyph.
(fill_with_default_glyph): Changed to use unknown_glyph for fill
pattern for unknown glyphs.