-strcasecmp (const char *s1, const char *s2)
-{
- const unsigned char *us1, *us2;
-
- us1 = (const unsigned char *) s1,
- us2 = (const unsigned char *) s2;
-
- if (!us1)
- us1 = "";
- if (!us2)
- us2 = "";
-
- while (tolower(*us1) == tolower(*us2++))
- if (*us1++ == '\0')
- return (0);
- return (tolower(*us1) - tolower(*--us2));
-}
-
-
-int
-strncasecmp (const char *s1, const char *s2, size_t n)