A Programmer s Reference to BIOS, DOS, and Third-Party Calls X86 Interrupt 使用

				# SAMPLE2.FLT
				# Sample filtering file number 2, using category includes/excludes.  Extract
				# MS-DOS and DR-DOS calls, but exclude OS/2 and other operating systems.
				#
				# unconditionally include the DOS category
				>D
				# include 'other OSes' category, but remove OS/2, VMiX, PC-MOS, etc.
				iO
				-OS/2
				-VMiX
				-PC-MOS
				-STARLITE
				-WinDOS
				-Acorn BBC
				-Linux DOSEMU
				#
				# end of SAMPLE2.FLT