388                UInt32  i2,  in mainGtU()  argument
398    AssertD ( i1 != i2, "mainGtU" );  in mainGtU()
400    c1 = block[i1]; c2 = block[i2];  in mainGtU()
402    i1++; i2++;  in mainGtU()
404    c1 = block[i1]; c2 = block[i2];  in mainGtU()
406    i1++; i2++;  in mainGtU()
408    c1 = block[i1]; c2 = block[i2];  in mainGtU()
410    i1++; i2++;  in mainGtU()
412    c1 = block[i1]; c2 = block[i2];  in mainGtU()
414    i1++; i2++;  in mainGtU()
416    c1 = block[i1]; c2 = block[i2];  in mainGtU()
418    i1++; i2++;  in mainGtU()
420    c1 = block[i1]; c2 = block[i2];  in mainGtU()
422    i1++; i2++;  in mainGtU()
424    c1 = block[i1]; c2 = block[i2];  in mainGtU()
426    i1++; i2++;  in mainGtU()
428    c1 = block[i1]; c2 = block[i2];  in mainGtU()
430    i1++; i2++;  in mainGtU()
432    c1 = block[i1]; c2 = block[i2];  in mainGtU()
434    i1++; i2++;  in mainGtU()
436    c1 = block[i1]; c2 = block[i2];  in mainGtU()
438    i1++; i2++;  in mainGtU()
440    c1 = block[i1]; c2 = block[i2];  in mainGtU()
442    i1++; i2++;  in mainGtU()
444    c1 = block[i1]; c2 = block[i2];  in mainGtU()
446    i1++; i2++;  in mainGtU()
452       c1 = block[i1]; c2 = block[i2];  in mainGtU()
454       s1 = quadrant[i1]; s2 = quadrant[i2];  in mainGtU()
456       i1++; i2++;  in mainGtU()
458       c1 = block[i1]; c2 = block[i2];  in mainGtU()
460       s1 = quadrant[i1]; s2 = quadrant[i2];  in mainGtU()
462       i1++; i2++;  in mainGtU()
464       c1 = block[i1]; c2 = block[i2];  in mainGtU()
466       s1 = quadrant[i1]; s2 = quadrant[i2];  in mainGtU()
468       i1++; i2++;  in mainGtU()
470       c1 = block[i1]; c2 = block[i2];  in mainGtU()
472       s1 = quadrant[i1]; s2 = quadrant[i2];  in mainGtU()
474       i1++; i2++;  in mainGtU()
476       c1 = block[i1]; c2 = block[i2];  in mainGtU()
478       s1 = quadrant[i1]; s2 = quadrant[i2];  in mainGtU()
480       i1++; i2++;  in mainGtU()
482       c1 = block[i1]; c2 = block[i2];  in mainGtU()
484       s1 = quadrant[i1]; s2 = quadrant[i2];  in mainGtU()
486       i1++; i2++;  in mainGtU()
488       c1 = block[i1]; c2 = block[i2];  in mainGtU()
490       s1 = quadrant[i1]; s2 = quadrant[i2];  in mainGtU()
492       i1++; i2++;  in mainGtU()
494       c1 = block[i1]; c2 = block[i2];  in mainGtU()
496       s1 = quadrant[i1]; s2 = quadrant[i2];  in mainGtU()
498       i1++; i2++;  in mainGtU()
501       if (i2 >= nblock) i2 -= nblock;  in mainGtU()