diff --git a/wmfs2/src/client.h b/wmfs2/src/client.h
index c1b2a52..52c6158 100755
--- a/wmfs2/src/client.h
+++ b/wmfs2/src/client.h
@@ -13,6 +13,7 @@ Client *client_gb_win(Window w);
 void client_map(Client *c);
 void client_unmap(Client *c);
 void client_focus(Client *c);
+void client_get_name(Client *c);
 void client_close(Client *c);
 Client *client_new(Window w, XWindowAttributes *wa);
 void client_remove(Client *c);
diff --git a/wmfs2/src/event.c b/wmfs2/src/event.c
index 4820724..f902978 100755
--- a/wmfs2/src/event.c
+++ b/wmfs2/src/event.c
@@ -15,7 +15,7 @@
 static void
 event_buttonpress(XEvent *e)
 {
-     XButtonEvent *ev = &e->xbutton;
+     /*XButtonEvent *ev = &e->xbutton;*/
 
 }
 
@@ -36,8 +36,8 @@ event_enternotify(XEvent *e)
 static void
 event_clientmessageevent(XEvent *e)
 {
-       XClientMessageEvent *ev = &e->xclient;
-       Client *c;
+     /*  XClientMessageEvent *ev = &e->xclient;
+       Client *c;*/
 }
 
 static void
@@ -186,7 +186,6 @@ event_keypress(XEvent *e)
 {
      XKeyPressedEvent *ev = &e->xkey;
      KeySym keysym = XKeycodeToKeysym(EVDPY(e), (KeyCode)ev->keycode, 0);
-     Flags m = ~(W->numlockmask | LockMask);
      Keybind *k;
 
      SLIST_FOREACH(k, &W->h.keybind, next)
diff --git a/wmfs2/src/infobar.h b/wmfs2/src/infobar.h
index 7222e26..23b4343 100755
--- a/wmfs2/src/infobar.h
+++ b/wmfs2/src/infobar.h
@@ -12,6 +12,7 @@ enum { ElemTag = 0, ElemLayout, ElemSelbar, ElemStatus, ElemCustom };
 
 void infobar_init(void);
 Infobar *infobar_new(Scr33n *s);
+void infobar_elem_update(Infobar *i);
 void infobar_refresh(Infobar *i);
 void infobar_remove(Infobar *i);
 void infobar_free(Scr33n *s);
diff --git a/wmfs2/src/screen.c b/wmfs2/src/screen.c
index 670248e..7f82afa 100755
--- a/wmfs2/src/screen.c
+++ b/wmfs2/src/screen.c
@@ -12,6 +12,7 @@
 #include "screen.h"
 #include "util.h"
 #include "tag.h"
+#include "infobar.h"
 
 static Scr33n*
 screen_new(Geo *g, int id)
diff --git a/wmfs2/src/tag.c b/wmfs2/src/tag.c
index a4dcf23..8b67162 100755
--- a/wmfs2/src/tag.c
+++ b/wmfs2/src/tag.c
@@ -55,6 +55,7 @@ uicb_tag_set(Uicb cmd)
 void
 uicb_tag_next(Uicb cmd)
 {
+     (void)cmd;
      Tag *t;
 
      if((t = TAILQ_NEXT(W->screen->seltag, next)))
@@ -66,6 +67,7 @@ uicb_tag_next(Uicb cmd)
 void
 uicb_tag_prev(Uicb cmd)
 {
+     (void)cmd;
      Tag *t;
 
      if((t = TAILQ_PREV(W->screen->seltag, tsub, next)))
diff --git a/wmfs2/src/util.c b/wmfs2/src/util.c
index 85147cb..f66b71a 100755
--- a/wmfs2/src/util.c
+++ b/wmfs2/src/util.c
@@ -3,6 +3,8 @@
  *  For license, see COPYING.
  */
 
+#define _GNU_SOURCE /* vasprintf() */
+
 #include <stdint.h>
 #include <string.h>
 
diff --git a/wmfs2/src/wmfs.c b/wmfs2/src/wmfs.c
index 7d062d8..543a02c 100755
--- a/wmfs2/src/wmfs.c
+++ b/wmfs2/src/wmfs.c
@@ -9,8 +9,12 @@
 
 #include "wmfs.h"
 #include "event.h"
+#include "ewmh.h"
+#include "screen.h"
+#include "infobar.h"
 #include "util.h"
 #include "config.h"
+#include "client.h"
 
 int
 wmfs_error_handler(Display *d, XErrorEvent *event)
@@ -146,7 +150,6 @@ wmfs_scan(void)
      int i, n;
      XWindowAttributes wa;
      Window usl, usl2, *w = NULL;
-     Client *c;
 
      /*
         Atom rt;
@@ -155,7 +158,7 @@ wmfs_scan(void)
         uchar *ret;
       */
 
-     if(XQueryTree(W->dpy, W->root, &usl, &usl2, &w, &n))
+     if(XQueryTree(W->dpy, W->root, &usl, &usl2, &w, (unsigned int*)&n))
           for(i = n - 1; i != -1; --i)
           {
                XGetWindowAttributes(W->dpy, w[i], &wa);