-extern void gravitate(Client *c, Bool invert);
-extern void ban(Client *c);
-extern Client *getnext(Client *c);
+extern void manage(Window w, XWindowAttributes *wa);
+extern void resize(Client *c, Bool sizehints, Corner sticky);
+extern void setsize(Client *c);
+extern void settitle(Client *c);
+extern void togglemax(Arg *arg);
+extern void unmanage(Client *c);
+extern void zoom(Arg *arg);