Index: configure.ac
===================================================================
--- configure.ac	(revision 163079)
+++ configure.ac	(working copy)
@@ -2506,6 +2506,16 @@
   esac
 fi
 
+# Default to using --with-dwarf2 on certain targets
+if test x${with_dwarf2} = x ; then
+  case "${target}" in
+  *-*-darwin8*)
+    with_dwarf2=yes;
+    extra_host_args="${extra_host_args} --with-dwarf2"
+   ;;
+  esac
+fi
+
 # hpux11 in 64bit mode has libraries in a weird place.  Arrange to find
 # them automatically.
 case "${host}" in