#define TOLOWER(Ch) (isupper (Ch) ? tolower (Ch) : (Ch))
-/* Compare strings S1 and S2, ignoring case, returning less than, equal to or
- greater than zero if S1 is lexicographically less than, equal to or greater
- than S2.
+/* Compare the character strings S1 and S2, ignoring case, returning less than,
+ equal to or greater than zero if S1 is lexicographically less than, equal to
+ or greater than S2.
Note: This function may, in multibyte locales, return 0 for strings of
different lengths! */
int
-strcasecmp (const char *s1, const char *s2)
+mbscasecmp (const char *s1, const char *s2)
{
if (s1 == s2)
return 0;