INT 21 - FBOOT v2.13 - PERFORM FAST BOOTSTRAP

	AX = 4B18h
	DX = 0010h
	BX = disk selector
	    0000h boot from floppy
	    0080h boot from hard disk
Return: never if FastBoot installed
Program: CyberWare FastBoot allows fast warm boots by skipping CMOS
	  checking, ROM scan, RAM & peripheral components test
InstallCheck:	search for a character device driver called "FBOOT$$$"