[master] acffa04 Blow away old configure script before we start.

[Poul-Henning Kamp]

commit acffa040a1922260d9f6d7ef8f5d6aad7fd19224
Author: Poul-Henning Kamp <phk at FreeBSD.org>
Date:   Thu May 12 10:46:25 2011 +0000

    Blow away old configure script before we start.

diff --git a/autogen.des b/autogen.des
index 1bed874..a75d482 100755
--- a/autogen.des
+++ b/autogen.des
@@ -10,6 +10,7 @@ if [ -f /usr/bin/clang -a "x${CC}" = "x" ] ; then
 	export CC
 fi
 
+rm -f configure
 . ./autogen.sh
 
 # autoconf prior to 2.62 has issues with zsh 4.2 and newer