INT 81 - Gravis UltraSound - MegaEm - ??? AX = 0400h BX = ??? (segment) Return: AX = ??? BX = ??? Program: MegaEm is a protected-mode SoundBlasterA common sound card developed by Creative Labs., SoundCanvas, and MT-32 emulator for the Gravis UltraSound SeeAlso: AX=0200h,AX=0202h,AX=0300h,INT 21/AX=FD12h/BX=3457h