742     LONGLONG repeat, startpos, elemnum, readptr, tnull;  in ffgcle()  local
770          &repeat, &rowlen, &hdutype, &tnull, snull, status) > 0 )  in ffgcle()
793             tnull == NULL_UNDEFINED) /* if a null value is not defined,    */  in ffgcle()
796     else if (tcode == TSHORT && (tnull > SHRT_MAX || tnull < SHRT_MIN) )  in ffgcle()
799     else if (tcode == TBYTE && (tnull > 255 || tnull < 0) )  in ffgcle()
870                     (unsigned char) tnull, nulval, &nularray[next], anynul,   in ffgcle()
876                        (short) tnull, nulval, &nularray[next], anynul,   in ffgcle()
883                        (INT32BIT) tnull, nulval, &nularray[next], anynul,   in ffgcle()
890                            nulcheck, tnull, nulval, &nularray[next],   in ffgcle()
990             unsigned char tnull,  /* I - value of FITS TNULLn keyword if any */  in fffi1r4()  argument
1033                 if (input[ii] == tnull)  in fffi1r4()
1049                 if (input[ii] == tnull)  in fffi1r4()
1074             short tnull,          /* I - value of FITS TNULLn keyword if any */  in fffi2r4()  argument
1117                 if (input[ii] == tnull)  in fffi2r4()
1133                 if (input[ii] == tnull)  in fffi2r4()
1158             INT32BIT tnull,       /* I - value of FITS TNULLn keyword if any */  in fffi4r4()  argument
1201                 if (input[ii] == tnull)  in fffi4r4()
1217                 if (input[ii] == tnull)  in fffi4r4()
1242             LONGLONG tnull,       /* I - value of FITS TNULLn keyword if any */  in fffi8r4()  argument
1304                 if (input[ii] == tnull)  in fffi8r4()
1323                 if (input[ii] == tnull)  in fffi8r4()
1339                 if (input[ii] == tnull)  in fffi8r4()