diff -rdup rp-pppoe-3.8.oorig/src/configure.in rp-pppoe-3.8/src/configure.in
--- rp-pppoe-3.8.oorig/src/configure.in	2006-04-02 16:29:42.000000000 +0200
+++ rp-pppoe-3.8/src/configure.in	2007-08-24 11:51:04.000000000 +0200
@@ -221,6 +221,7 @@ esac
 
 dnl Figure out packing order of structures
 AC_MSG_CHECKING([packing order of bit fields])
+if test "x$rpppoe_cv_pack_bitfields" = "x" ; then
 AC_TRY_RUN([
 union foo {
     struct bar {
@@ -244,8 +245,8 @@ main(void)
 	return 2;
     }
 }], rpppoe_cv_pack_bitfields=normal, rpppoe_cv_pack_bitfields=rev,
-$ECHO "no defaults for cross-compiling"; exit 0)
-
+$ECHO "no defaults for cross-compiling")
+fi
 if test "$rpppoe_cv_pack_bitfields" = "rev" ; then
 	AC_MSG_RESULT(reversed)
 	AC_DEFINE(PACK_BITFIELDS_REVERSED)