enum {
      ERR_MIN = 0,                     // All error #s >= this value
      ERR_NOT_DIB = 0,                 // Tried to load a file, NOT a DIB!
      ERR_MEMORY,                      // Not enough memory!
      ERR_READ,                        // Error reading file!
      ERR_LOCK,                        // Error on a GlobalLock()!
      ERR_OPEN,                        // Error opening a file!
      ERR_CREATEPAL,                   // Error creating palette.
      ERR_GETDC,                       // Couldn't get a DC.
      ERR_CREATECHILD,                 // Error creating MDI child.
      ERR_CREATEDDB,                   // Error create a DDB.
      ERR_STRETCHBLT,                  // StretchBlt() returned failure.
      ERR_STRETCHDIBITS,               // StretchDIBits() returned failure.
      ERR_NODIBORDDB,                  // Error painting -- need BOTH DDB & DIB.
      ERR_SETDIBITSTODEVICE,           // SetDIBitsToDevice() failed.
      ERR_STARTDOC,                    // Error calling StartDoc().
      ERR_NOGDIMODULE,                 // Couldn't find GDI module in memory.
      ERR_SETABORTPROC,                // Error calling SetAbortProc().
      ERR_STARTPAGE,                   // Error calling StartPage().
      ERR_NEWFRAME,                    // Error calling NEWFRAME escape.
      ERR_ENDPAGE,                     // Error calling EndPage().
      ERR_ENDDOC,                      // Error calling EndDoc().
      ERR_ANIMATE,                     // Only one DIB animated @ a time.
      ERR_NOTIMERS,                    // No timers avail for pal animation.
      ERR_NOCLIPWINDOW,                // Now current window for clipboard.
      ERR_CLIPBUSY,                    // Clipboard is busy.
      ERR_NOCLIPFORMATS,               // During paste can't find DIB or DDB.
      ERR_SETDIBITS,                   // Error calling SetDIBits().
      ERR_FILENOTFOUND,                // Error opening file in GetDib()
      ERR_WRITEDIB,                    // Error writing DIB file.
      ERR_MAX                          // All error #s < this value
     };


void DIBError (int ErrNo);