Index: configure
--- configure.orig	2005-09-13 12:17:14 +0200
+++ configure	2005-09-27 09:52:56 +0200
@@ -10257,6 +10258,15 @@
     *-*-*openbsd*)
         ac_cv_c_ieee_interface=openbsd
         ;;
+    sparc64-*-*bsd*)
+        ac_cv_c_ieee_interface=unknown
+        ;;
+    alpha-*-*bsd*)
+        ac_cv_c_ieee_interface=unknown
+        ;;
+    ia64-*-*bsd*)
+        ac_cv_c_ieee_interface=unknown
+        ;;
     *-*-*bsd*)
         ac_cv_c_ieee_interface=freebsd
         ;;