# Update the new environment, usually include add header file paths,
# library path, libs to link and other compiler flags. This part is
# optional.
- new_env.AppeneUnique(xxx = [ .... ])
+ new_env.AppendUnique(xxx = [ .... ])
# Specify the target(application, library, object or others) to build
ts = new_env.Program('progam_name', [source_list])