INT 2F - DOS 3.0+ internal - CLOSE CURRENT FILE AX = 1201h SS = DOS DS = DOS kernel data seg (must be using a DOS internal stack) SDA current SFT pointer -> SFT of file to close Return: CF set on error ES:DI -> SFT for file CX undefined (new reference count of SFT in many versions) BX destroyed SeeAlso: AX=1106h,AX=1227h,INT 21/AH=3Eh