env[opt.key] = SCons.Script.SConscript.Arguments.get(opt.key)
if SCons.Script.SConscript.Arguments.get('final'):
env['final'] = 1
+ env.Help("\nSupported build variables (either in SConfig or on the command line:\n")
env.Help(opts.GenerateHelpText(env))
# We want to pass the SSH_AUTH_SOCK system env-var so we can ssh