bug#21524: 24.4; eww POST variable sending error

[Alexis]

vidyuth <vukini@lmedubai.ae> writes:

> I am running a picolisp application server locally. It works 
> fine in Chromium and w3m (in emacs) browsers respectively.
>
> I type M-x eww Enter URL or Keywords: localhost:8080
>
> the page loads fine.
>
> in the login section on the page I enter both user name and 
> password
>
> I see an error in the server session which is not normal, I am 
> denied access.
>
> the server gets the username and password via POST. something is 
> wrong in eww while sending the POST variables. not sure how to 
> check the post variables either. 

Could you please provide a minimal test case in which Emacs is run 
with the -Q switch, and interacts with a minimal PicoLisp 
application server, demonstrating this behaviour?