Patches applied in the Debian version of :

debian/patches/file-opening-fix.dpatch ():
  patch fixing a crash when opening a font file that does not exist.
  by Sam Hocevar <sam+deb@zoy.org>

debian/patches/freetype-fix.dpatch ():
  patch fixing a build failure with last version of Freetype.
  by Daniel Schepler <schepler@math.berkeley.edu>

