one modified proto and one removed proto

lib/splay.h

@@ -34,15 +34,19 @@ struct Curl_tree {
 struct Curl_tree *Curl_splay(int i, struct Curl_tree *t);
 struct Curl_tree *Curl_splayinsert(int key, struct Curl_tree *t,
                                    struct Curl_tree *new);
+#if 0
 struct Curl_tree *Curl_splayremove(int key, struct Curl_tree *t,
                                    struct Curl_tree **removed);
+#endif
+
 struct Curl_tree *Curl_splaygetbest(int key, struct Curl_tree *t,
                                     struct Curl_tree **removed);
-struct Curl_tree *Curl_splayremovebyaddr(struct Curl_tree *t,
-                                         struct Curl_tree *remove);
+int Curl_splayremovebyaddr(struct Curl_tree *t,
+                           struct Curl_tree *remove,
+                           struct Curl_tree **newroot);
 
 #ifdef CURLDEBUG
-int Curl_splayprint(struct Curl_tree * t, int d, char output);
+void Curl_splayprint(struct Curl_tree * t, int d, char output);
 #else
 #define Curl_splayprint(x,y,z)
 #endif