INT 10 - MTRFONTS - INSTALLATION CHECK                                          
	AX = 6D74h ('mt')
	DS:0104h = signature "MtRfOnTs"
Return: AX = 4D54h ('MT') if installed
	    ES = PSPsee Program Segment Prefix segment of resident code
Program: MTRFONTS is a shareware TSR(Terminate and Stay Resident) A program which remains in memory after terminating in order to provide services to other programs or the user.  The name comes from the name of the DOS function call used to remain in memory after termination. (part of the MTR package) by Mechon Mamre
	  which provides Hebrew screen fonts
SeeAlso: INT 16/AX=6D74h"MTRTSR"