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diff --git a/nx-X11/lib/oldX/XDelAssoc.c b/nx-X11/lib/oldX/XDelAssoc.c
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+/* $Xorg: XDelAssoc.c,v 1.4 2001/02/09 02:04:05 xorgcvs Exp $ */
+/*
+
+Copyright 1985, 1998 The Open Group.
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+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
+OPEN GROUP 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 name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+
+*/
+/* $XFree86: xc/lib/oldX/XDelAssoc.c,v 1.3 2001/01/17 19:43:37 dawes Exp $ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include "X11/Xlibint.h"
+#include "X10.h"
+
+/*
+ * XDeleteAssoc - Delete an association in an XAssocTable keyed on
+ * an XId. An association may be removed only once. Redundant
+ * deletes are meaningless (but cause no problems).
+ */
+int
+XDeleteAssoc(dpy, table, x_id)
+ register Display *dpy;
+ register XAssocTable *table;
+ register XID x_id;
+{
+ int hash;
+ register XAssoc *bucket;
+ register XAssoc *Entry;
+
+ /* Hash the XId to get the bucket number. */
+ hash = x_id & (table->size - 1);
+ /* Look up the bucket to get the entries in that bucket. */
+ bucket = &table->buckets[hash];
+ /* Get the first entry in the bucket. */
+ Entry = bucket->next;
+
+ /* Scan through the entries in the bucket for the right XId. */
+ for (; Entry != bucket; Entry = Entry->next) {
+ if (Entry->x_id == x_id) {
+ /* We have the right XId. */
+ if (Entry->display == dpy) {
+ /* We have the right display. */
+ /* We have the right entry! */
+ /* Remove it from the queue and */
+ /* free the entry. */
+ Entry->prev->next = Entry->next;
+ Entry->next->prev = Entry->prev;
+ Xfree((char *)Entry);
+ return 0;
+ }
+ /* Oops, identical XId's on different displays! */
+ continue;
+ }
+ if (Entry->x_id > x_id) {
+ /* We have gone past where it should be. */
+ /* It is apparently not in the table. */
+ return 0;
+ }
+ }
+ /* It is apparently not in the table. */
+ return 0;
+}