Binaries:
ftp://ftp.netlabs.org/incoming/sdl/sdl-1.2.7-bin-20051009.zip
Source:
ftp://ftp.netlabs.org/incoming/sdl/sdl-1.2.7-src-20051009.zip
"Simple DirectMedia Layer/2 is a multimedia library designed to provide low level access to audio, keyboard, mouse, simple joysticks (not USB) and 2D video framebuffer."
Source: OS2.jp