nxagent: make nxagentShadowResize a Boolean

nx-X11/programs/Xserver/hw/nxagent/Events.c

@@ -3373,7 +3373,7 @@ int nxagentHandleConfigureNotify(XEvent* X)
                 (nxagentOption(Width) != X -> xconfigure.width ||
                     nxagentOption(Height) != X -> xconfigure.height))
         {
-          nxagentShadowResize = 1;
+          nxagentShadowResize = True;
         }
 
         if (nxagentOption(Width) != X->xconfigure.width || nxagentOption(Height) != X->xconfigure.height)

nx-X11/programs/Xserver/hw/nxagent/Handlers.c

@@ -732,9 +732,9 @@ void nxagentShadowBlockHandler(void * data, struct timeval **timeout, void * mas
     nxagentDispatchEvents(NULL);
   }
 
-  if (nxagentShadowResize == 1)
+  if (nxagentShadowResize)
   {
-    nxagentShadowResize = 0;
+    nxagentShadowResize = False;
 
     nxagentShadowAdaptToRatio();
   }

nx-X11/programs/Xserver/hw/nxagent/Screen.c

@@ -176,7 +176,7 @@ void nxagentPrintAgentGeometry(char *hdrMessage, char *prefix);
  * These variables are for shadowing feature.
  */
 
-int nxagentShadowResize = 0;
+Bool nxagentShadowResize = False;
 
 WindowPtr nxagentShadowWindowPtr = NULL;
 

nx-X11/programs/Xserver/hw/nxagent/Screen.h

@@ -67,7 +67,7 @@ extern RegionRec nxagentShadowUpdateRegion;
 
 extern WindowPtr nxagentShadowWindowPtr;
 
-extern int nxagentShadowResize;
+extern Bool nxagentShadowResize;
 
 extern short nxagentShadowUid;