he timezone for compatibility with dcraw
 putenv ((char*)"TZ=UTC");
// Let us define variables for convenient access to fields of RawProcessor
#define P1 RawProcessor.imgdata.idata
#define S RawProcessor.imgdata.sizes
#define C RawProcessor.imgdata.color
#define T RawProcessor.imgdata.thumbnail
#define P2 RawProcessor.imgdata.other
#define OUT RawProcessor.imgdata.params
 OUT.output_tiff = 1; // Let us output TIFF
 // Let us open the file
 if( (ret = RawProcessor.open_file(av[1])) != LIBRAW_SUCCESS)
 {
 fpr