code: def add_f08_to_env(env):
      
      try:
          F08Suffixes = env['F08FILESUFFIXES']
      except KeyError:
          F08Suffixes = ['.f08']
  
      try:
          F08PPSuffixes = env['F08PPFILESUFFIXES']
      except KeyError:
          F08PPSuffixes = []
  
      DialectAddToEnv(env, "F08", F08Suffixes, F08PPSuffixes,
                      support_module = 1)
docs: Add Builders and construction variables for f08 to an Environment.