jbe@221: function request.add_header(key, value)
jbe@254:   if value == nil then
jbe@254:     error("Function request.add_header(...) requires two arguments")
jbe@254:   end
jbe@262:   request.configure(function()
jbe@262:     local headers = request._response_headers
jbe@262:     headers[#headers+1] = {key, value}
jbe@262:   end)
jbe@221: end