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2F1209

Category: DOS kernel
Flags: Undocumented function

INT 2F - DOS 3.0+ internal - FLUSH AND FREE DISK BUFFER

	AX = 1209h
	DS:DI -> disk buffer
Return: disk buffer marked unused, contents written to disk if buffer dirty
Note:	can be called only from within DOS
SeeAlso: AX=120Eh,AX=1215h

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