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diff --git a/nx-X11/lib/Xp/XpScreens.c b/nx-X11/lib/Xp/XpScreens.c
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+/* $Xorg: XpScreens.c,v 1.5 2000/08/17 19:46:08 cpqbld Exp $ */
+/******************************************************************************
+ ******************************************************************************
+ **
+ ** (c) Copyright 1996 Hewlett-Packard Company
+ ** (c) Copyright 1996 International Business Machines Corp.
+ ** (c) Copyright 1996 Sun Microsystems, Inc.
+ ** (c) Copyright 1996 Novell, Inc.
+ ** (c) Copyright 1996 Digital Equipment Corp.
+ ** (c) Copyright 1996 Fujitsu Limited
+ ** (c) Copyright 1996 Hitachi, Ltd.
+ **
+ ** Permission is hereby granted, free of charge, to any person obtaining a copy
+ ** of this software and associated documentation files (the "Software"), to deal
+ ** in the Software without restriction, including without limitation the rights
+ ** to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ ** copies of the Software, and to permit persons to whom the Software is
+ ** furnished to do so, subject to the following conditions:
+ **
+ ** The above copyright notice and this permission notice shall be included in
+ ** all copies or substantial portions of the Software.
+ **
+ ** THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ ** IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ ** FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ ** COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+ ** IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ ** CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ **
+ ** Except as contained in this notice, the names of the copyright holders shall
+ ** not be used in advertising or otherwise to promote the sale, use or other
+ ** dealings in this Software without prior written authorization from said
+ ** copyright holders.
+ **
+ ******************************************************************************
+ *****************************************************************************/
+/* $XFree86: xc/lib/Xp/XpScreens.c,v 1.5 2001/04/01 14:00:02 tsi Exp $ */
+
+#define NEED_REPLIES
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <X11/extensions/Printstr.h>
+#include <X11/Xlibint.h>
+#include "XpExtUtil.h"
+
+
+Screen **
+XpQueryScreens (
+ Display *dpy,
+ int *list_count /* return value */
+)
+{
+ xPrintQueryScreensReq *req;
+ xPrintQueryScreensReply rep;
+
+ /* For decoding the variable portion of Reply */
+ long rootWindow;
+
+ /* For converting root winID to corresponding ScreenPtr */
+ Screen **scr_list;
+ Screen *checkScr;
+ int i,j;
+
+ XExtDisplayInfo *info = (XExtDisplayInfo *) xp_find_display (dpy);
+
+
+ if (XpCheckExtInit(dpy, XP_DONT_CHECK) == -1)
+ return ( (Screen **) NULL ); /* No such extension */
+
+ LockDisplay (dpy);
+
+ GetReq(PrintQueryScreens,req);
+ req->reqType = info->codes->major_opcode;
+ req->printReqType = X_PrintQueryScreens;
+
+ if (! _XReply (dpy, (xReply *) &rep, 0, xFalse)) {
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return ( (Screen **) NULL ); /* error */
+ }
+
+ *list_count = rep.listCount;
+
+ if (*list_count) {
+ scr_list = (Screen **)
+ Xmalloc( (unsigned) (sizeof(Screen *) * *list_count) );
+
+ if (!scr_list) {
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return ( (Screen **) NULL ); /* malloc error */
+ }
+ i = 0;
+ while(i < *list_count){
+ /*
+ * Pull printer length and then name.
+ */
+ _XRead32 (dpy, &rootWindow, (long) sizeof(CARD32) );
+ scr_list[i] = NULL;
+ for ( j = 0; j < XScreenCount(dpy); j++ ) {
+ checkScr = XScreenOfDisplay(dpy, j);
+ if ( XRootWindowOfScreen(checkScr) == (Window) rootWindow ) {
+ scr_list[i] = checkScr;
+ break;
+ }
+ }
+ if(scr_list[i] == NULL)
+ (*list_count)--;
+ else
+ i++;
+ }
+ if(!(*list_count)) {
+ Xfree(scr_list);
+ scr_list = (Screen **) NULL;
+ }
+ }
+ else {
+ scr_list = (Screen **) NULL;
+ }
+
+ UnlockDisplay(dpy);
+ SyncHandle();
+
+ return ( scr_list );
+}
+