INT 2F - DOS 3.0+ internal - MAKE DISK BUFFER MOST-RECENTLY USED AX = 1207h DS:DI -> disk buffer Return: nothing Desc: move the indicated buffer to the end of the disk buffer chain (least- recently used is first); under DOS 3.3, the buffer is then moved to the start of the disk buffer chain if it was marked unused Notes: can be called only from within DOS this function is nearly the same as AX=120Fh SeeAlso: AX=120Fh