Don't let libtiff override the size of a boolean, Win32. From Ron Isaacson.
2007-12-11 Aidan Kehoe <kehoea@parhasard.net>
* glyphs-eimage.c:
Merge Ron Isaacson's patch of
3ggprxj7ifh.wl_Ron.Isaacson@morganstanley.com , originally from
Gennady Khokhorin. Prevents library incompatibilities on Win32.