Index: config.gcc
===================================================================
--- config.gcc	(revision 160687)
+++ config.gcc	(working copy)
@@ -481,6 +481,12 @@
       ;;
   esac
   fbsd_tm_file="${fbsd_tm_file} freebsd-spec.h freebsd.h"
+  case ${target} in
+    *-*-freebsd[345].*)
+      :;;
+    *)
+      default_use_cxa_atexit=yes;;
+  esac
   ;;
 *-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu | *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu)
   extra_parts="crtbegin.o crtbeginS.o crtbeginT.o crtend.o crtendS.o"