-CYUTF8String CYPoolUTF8String(apr_pool_t *pool, CYUTF16String utf16);
-CYUTF16String CYPoolUTF16String(apr_pool_t *pool, CYUTF8String utf8);
+bool CYStartsWith(const CYUTF8String &haystack, const CYUTF8String &needle);
+
+const char *CYPoolCString(CYPool &pool, CYUTF8String utf8);
+CYUTF8String CYPoolUTF8String(CYPool &pool, CYUTF8String utf8);
+CYUTF8String CYPoolUTF8String(CYPool &pool, const std::string &value);
+
+CYUTF8String CYPoolUTF8String(CYPool &pool, CYUTF16String utf16);
+CYUTF16String CYPoolUTF16String(CYPool &pool, CYUTF8String utf8);