This release fixes flicker when resizing the SDL window, a crash in SDL_SetGammaRamp, a freeze in SDL_memset with 0 length when assembly code is disabled, a threading crash, a crash when loading BMP files saved with the scanlines inverted, audio quality when converting between 22050 Hz and 44100 Hz, and mouse coordinate clamping if SDL_SetVideoMode is not called in response to the SDL_VIDEORESIZE event. An SDL_DISABLE_LOCK_KEYS environment variable has been added to enable normal up/down events for Caps/Num-Lock. Increased accuracy of alpha blending routines. Doxygen documentation has been added. Various system-specific issues have been fixed.
There are many bugfixes and improvements in this release, including
MMX and 3DNow!-optimized alpha blending, MMX-optimized audio mixing,
support for OpenGL FSAA, and official QNX support.