bdos, bdosptr int bdos(int fnum, unsigned dx, unsigned al) int bdosptr(int fnum, void *dsdx, unsigned al) Подробнее о bdos, bdosptr
absread, abswrite int absread(int drive, int numsects, long sectnum, void *buf) int abswrite(int drive, int numsects, long sectnum, void *buf) Подробнее о absread, abswrite
