File toluapp-fix-deprecared-env-copy.patch of Package lua-toluapp

Index: b/src/tests/SCsub
===================================================================
--- a/src/tests/SCsub
+++ b/src/tests/SCsub
@@ -1,5 +1,8 @@
 Import('env')
-env_tests = env.Copy()
+try:
+  env_tests = env.Copy()
+except AttributeError:
+  env_tests = env.Clone()
 
 env_tests.LuaBinding('tclassbind.cpp', 'tclass.pkg', 'tclass', use_own=1, use_typeid=1)