#11
nsd/str.c:455: error: Uninitialized Value
  The value read from c2 was never initialized.

nsd/str.c:455:24: 
453.         while (*a != '\0' && *b != '\0') {
454.             char c1 = (CHARTYPE(lower, *a) != 0) ? *a : CHARCONV(lower, *a);
455.             char c2 = (CHARTYPE(lower, *b) != 0) ? *b : CHARCONV(lower, *b);
                            ^
456.             if (c1 != c2) {
457.                 b = NULL;