sdl_gfx: remove autoreconf: no issue to report without, and no autoreconf is used in any other SDL_* package
sdl_gfx: 64-bit support, by disabling buggy MMX supported (i386 and x86_64 fixed in upstream trunk)
Merge pull request #264 from Beuc/sdl_gfx

sdl_gfx: 64-bit support