anchor.diff:  
   uris(Uris) ->
       parse_uris(nksip_lib:tokenize(Uris, uri), []).
  +
  +
  +%% @doc Parses all URIs found in `Term' as <i>Request Uris<i>
  +-spec ruris(Term :: nksip:user_uri() | [nksip:user_uri()]) -> 
  +    [nksip:uri()].
  +
  +ruris(Term) ->
  +    [Uri#uri{headers=[], ext_opts=[], ext_headers=[]} || Uri <- uris(Term)].
   
   
   %% @doc Extracts all `via()' found in `Term'
  
positive.code: 
  -export([method/1, header_uris/2, header_dates/2, header_integers/2]).
  -export([header_tokens/2]).
  -export([scheme/1, uri2ruri/1, aors/1, uris/1, vias/1, tokens/1, transport/1]).
  -export([integers/1, dates/1]).
  -export([packet/3, raw_sipmsg/1]).
  
  
negative.code:      #uri{scheme=Scheme, user=User, domain=Domain} <- uris(Term)].
  
  
  %% @doc Parses all URIs found in `Term'.
  -spec uris(Term :: nksip:user_uri() | [nksip:user_uri()]) -> 
      [nksip:uri()].
                  
  