$OpenBSD: patch-bfd_elf_c,v 1.1 2012/03/03 19:22:42 pascal Exp $
--- bfd/elf.c.orig	Tue Dec  6 15:09:09 2011
+++ bfd/elf.c	Wed Feb 29 00:06:19 2012
@@ -8641,6 +8641,11 @@ elfcore_grok_openbsd_procinfo (bfd *abfd, Elf_Internal
 static bfd_boolean
 elfcore_grok_openbsd_note (bfd *abfd, Elf_Internal_Note *note)
 {
+  int lwp;
+
+  if (elfcore_netbsd_get_lwpid (note, &lwp))
+    elf_tdata (abfd)->core_lwpid = lwp;
+
   if (note->type == NT_OPENBSD_PROCINFO)
     return elfcore_grok_openbsd_procinfo (abfd, note);
 
