diff --git a/libc/include/resolv.h b/libc/include/resolv.h
index 7c34012..36b93ee 100644
--- a/libc/include/resolv.h
+++ b/libc/include/resolv.h
@@ -43,12 +43,14 @@
 extern struct __res_state *__res_state(void);
 #define _res (*__res_state())
 
-/* Base-64 functions - because some code expects it there */
+#define b64_ntop __b64_ntop
+#define b64_pton __b64_pton
+extern int b64_ntop(u_char const*, size_t, char*, size_t);
+extern int b64_pton(char const*, u_char*, size_t);
 
-#define b64_ntop        __b64_ntop
-#define b64_pton        __b64_pton
-extern int   b64_ntop(u_char const *, size_t, char *, size_t);
-extern int   b64_pton(char const *, u_char *, size_t);
+#define dn_comp __dn_comp
+extern int dn_comp(const char*, u_char*, int, u_char**, u_char**);
+extern int dn_expand(const u_char*, const u_char*, const u_char*, char*, int);
 
 __END_DECLS