INT 21 - DOS 1+ - SEQUENTIAL WRITE TO FCBsee File Control Block FILE AH = 15h DS:DX -> opened FCBsee File Control Block (see #01345) Disk Tranfer Area contains record to be written Return: AL = status 00h successful 01h disk full 02h segment wrap in DTAsee Disk Transfer Address Notes: writes a record of the size specified in the FCBsee File Control Block beginning at the current file position, then updates the current block and current record fields in the FCBsee File Control Block if less than a full sector is written, the data is placed in a DOS buffer to be written out at a later time not supported by MS Windows 3.0 DOSX.EXE DOS extender SeeAlso: AH=0Fh,AH=14h,AH=1Ah,AH=40h,INT 2F/AX=1109h