messagebox can be closed now

git-svn-id: http://svn2.nishi.boats/svn/milsko/trunk@362 b9cfdab3-6d41-4d17-bbe4-086880011989

examples/basic/listbox.c

@@ -6,6 +6,8 @@
 MwWidget wmain;
 
 void destroy(MwWidget handle, void* user, void* call) {
+	(void)handle;
+	(void)call;
 	MwMessageBoxDestroy(user);
 }
 

examples/basic/messagebox.c

@@ -2,6 +2,8 @@
 #include <Mw/Milsko.h>
 
 void ok(MwWidget handle, void* user, void* call) {
+	(void)handle;
+	(void)call;
 	MwMessageBoxDestroy(user);
 }