INT 21 - DOS 1+ - FIND NEXT MATCHING FILE USING FCB AH = 12h DS:DX -> unopened FCB (see AH=0Fh) Return: AL = status 00h successful [DTA] = unopened FCB FFh no more matching filenames Note: (see AH=11h) assumes that successful FindFirst executed on search FCB before call SeeAlso: AH=4Fh,INT 2F/AX=111Ch