Resets a bitmap's read address.
Err ResetReadAddress (Item bitmapItem)
This call resets the read pointer to the bitmap to be the same as the write pointer, which is the default setting.
The call returns 0 if successful or an error code (a negative value) if an error occurs.
Folio call implemented in Graphics folio V20.
graphics.h, graphics.lib
SetReadAddress
()