--- resource.cc.orig	Fri Jan  5 15:11:40 2001
+++ resource.cc	Fri Jan  5 15:15:14 2001
@@ -141,6 +141,19 @@
   if (!rlp || !VirtualQuery (rlp, &m, sizeof (m)) || (m.State != MEM_COMMIT))
     return EFAULT;
 
+  struct rlimit oldlimits;
+
+  // Check if the request is to actually change the resource settings.
+  // If it does not result in a change, take no action and do not
+  // fail.
+  if (getrlimit(resource, &oldlimits) < 0)
+    return -1;
+
+  if (oldlimits.rlim_cur == rlp->rlim_cur &&
+      oldlimits.rlim_max == rlp->rlim_max)
+    // No change in resource requirements, succeed immediately
+    return 0;
+
   switch (resource)
     {
     case RLIMIT_CORE: