Disable keep_alive based on specific useragent

[Valentin V. Bartenev]

On Tuesday 18 November 2014 07:11:01 mex wrote:
> nope, this seems to be a longer-known problem:
> 
> http://forum.nginx.org/read.php?10,233386,template=head
> 
> i (at least) did not got it working, either with "default 300;"
> or with
> 
> set katimeout 300;
> 

If a directive supports variables, it's always explicitly mentioned
in the documentation.

  wbr, Valentin V. Bartenev