Assigns a new set of scaling factors to the current mouse device driver.

#define INCL_MOU
#include <os2.h>

PSCALEFACT    ScaleStruct;   /*  Address of scaling factors. */
HMOU          DeviceHandle;  /*  Reserved.  Must be 0. */
APIRET        rc;            /*  Return code */

rc = MouSetScaleFact(ScaleStruct, DeviceHandle);