#10
nsd/str.c:454: error: Uninitialized Value
  The value read from c2 was never initialized.

nsd/str.c:454:24: 
452.     if (a != NULL && b != NULL) {
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) {