Changed X11 header order so it works on Solaris.
Changed X11 header order so it works on Solaris.

   Fixes Bugzilla #138.

--ryan.

--HG--
extra : convert_revision : svn%3Ac70aab31-4412-0410-b14c-859654838e24/trunk%401355

aduros/SDL,aduros/SDL,cebash/SDL_PSL1GHT,cebash/SDL_PSL1GHT,cebash/SDL_PSL1GHT,aduros/SDL,cebash/SDL_PSL1GHT,aduros/SDL,cebash/SDL_PSL1GHT,aduros/SDL