-int strcasecmp (const char *, const char *);
-int strncasecmp (const char *, const char *, size_t);
+#define strdupa(x) strcpy(alloca(strlen(x)+1),x)
+int strverscmp (const char *, const char *);
+int strcasecmp_l (const char *, const char *, locale_t);
+int strncasecmp_l (const char *, const char *, size_t, locale_t);