$OpenBSD: patch-libjava_configure_host,v 1.1.1.1 2011/11/14 13:00:57 pascal Exp $
--- libjava/configure.host.orig	Sat Nov 12 14:06:31 2011
+++ libjava/configure.host	Sat Nov 12 14:07:31 2011
@@ -321,6 +321,12 @@ EOF
   i?86-*-solaris2*)
 	can_unwind_signal=yes
 	;;
+  *-*-openbsd*)
+	enable_hash_synchronization_default=no
+	libgcj_flags="${libgcj_flags} -fno-omit-frame-pointer"
+	can_unwind_signal=no
+	slow_pthread_self=no
+	;;
   *-*-freebsd*)
 	slow_pthread_self=
 	;;