$NetBSD: patch-ad,v 1.3 2008/08/17 21:00:20 dholland Exp $

--- utility.c.orig	2008-04-15 18:41:49.000000000 -0400
+++ utility.c	2008-08-17 16:41:20.000000000 -0400
@@ -2788,6 +2788,15 @@
 #if defined(UNIX)
   int shmid;
   void *shared;
+  long pagesize;
+
+  /* round to page boundary */
+  pagesize = sysconf(_SC_PAGESIZE);
+  if (pagesize == -1) {
+     /* just in case, guess */
+     pagesize = 4096;
+  }
+  size = size + pagesize - (size % pagesize);
 
   shmid = shmget(IPC_PRIVATE, size, (IPC_CREAT | 0600));
   if (shmid < 0) {