Index: wm/wsxdnd.c
===================================================================
--- wm/wsxdnd.c	(revision 18774)
+++ wm/wsxdnd.c	(working copy)
@@ -29,7 +29,7 @@
 
 Atom atom_support;
 
-void wsXDNDInitialize()
+void wsXDNDInitialize(void)
 {
 
     _XA_XdndAware = XInternAtom(wsDisplay, "XdndAware", False);
Index: wm/wsxdnd.h
===================================================================
--- wm/wsxdnd.h	(revision 18774)
+++ wm/wsxdnd.h	(working copy)
@@ -3,7 +3,7 @@
 #define _XDND_H_
 
 
-void wsXDNDInitialize();
+void wsXDNDInitialize(void);
 Bool wsXDNDProcessSelection(wsTWindow* wnd,XEvent *event);
 Bool wsXDNDProcessClientMessage(wsTWindow* wnd, XClientMessageEvent *event);
 void wsXDNDMakeAwareness(wsTWindow* window);