Fix the SConstruct to avoid zipit NameError if zip isn't available.

git-svn-id: http://scons.tigris.org/svn/scons/trunk@447 fdb21ef1-2011-0410-befe-b5e4ea1792b1

diff --git a/SConstruct b/SConstruct
index 9f323c03760e160c0070e427d809696f3f6e474d..eb08380d54652f6815b824993f02ba280324e4b1 100644 (file)
--- a/SConstruct
+++ b/SConstruct
@@ -37,7 +37,7 @@ import sys
 import time
 
 project = 'scons'
-default_version = '0.08'
+default_version = '0.09'
 
 Default('.')
 
@@ -172,6 +172,8 @@ zcat = 'gzip -d -c'
 #
 # Figure out if we can handle .zip files.
 #
+zipit = None
+unzipit = None
 try:
     import zipfile