Int 2F Fn 1500 U - Cdblitz V2.11 - Uninstall [c]

AX = 1500h
CH = 99h (function number)
BX = 1234h (magic value for CDBLITZ)

Return: CF clear
???
Program: CDBLITZ is a CD-ROM cache by Blitz 'n' Software, Inc.

See Also: AX=1500h/CH=90h