Include <stdlib.h> to get prototype for abs() function.

programs/wineconsole/dialog.c

@@ -4,6 +4,7 @@
  */
 
 #include <stdio.h>
+#include <stdlib.h>
 #include "commctrl.h"
 #include "prsht.h"
 #include "winecon_user.h"

programs/wineconsole/user.c

@@ -5,6 +5,7 @@
  */
 
 #include <stdio.h>
+#include <stdlib.h>
 #include "winecon_user.h"
 
 /* mapping console colors to RGB values */