Don't leak header callback if headers already sent

We need to avoid storing it in the first place, as we don't
really have a good place to release it later. If headers haven't
been s

Don't leak header callback if headers already sent

We need to avoid storing it in the first place, as we don't
really have a good place to release it later. If headers haven't
been sent yet, send_headers will do this. sapi_deactive happens
too late in the shutdown sequence and will result in leak reports.

show more ...