rem: recv({}, kappa) 
add:  recv({}, kappa); 
context: function recv(_, kappa) {    if ( _mailboxes[_current_pid].length > 0) {      msg = _mailboxes[_current_pid].pop()      kappa(msg);    } else {      var current_pid = _current_pid;      _block_proc(_current_pid,                  function () {                      _current_pid = current_pid;                      recv({}, kappa)   // TBD: remove this bogus arg                  });    }}
meta: 3249	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/3249/2a65bdc0b5b0097acba520c7aa9be205f214cf49/jslib.js/buggy/lib/js/jslib.js