http://dosbox.sourceforge.net/
This is a DOS emulator that uses SDL; it emulates XMS, EMS, CGA, EGA, VGA, VESA, SoundBlaster, Gravis Ultra Sound, and more, for excellent compatibility with older games.
You can find additional information about the port on the Netlabs Wiki.
http://wiki.netlabs.org/index.php/DOSBox_Port
Source: OS/2 Warp News and Rumors