07/1998
#ifdef __TURBOC__
#define CHARH unsigned char huge
#else
#define CHARH unsigned char
#endif
typedef struct {
char *text; /* pointer to text header */
long *hist; /* pointer to histogram */
unsigned char *brw_imag; /* pointer to browse image (if available) */
int browse_nrows; /* number of rows in browse image */
int browse_ncols; /* number of columns in browse image */
CHARH *image; /* pointer to decompressed or uncompressed image */
int image_nrows; /* number of rows in the image */
int image_ncols; /* number of columns in the image */
} PDSINFO;
extern FILE *qparm;
extern PDSINFO *PDSR(char *fname, long *rows, long *cols);