mod_ssl: Ensure that the SSL close notify alert is flushed to the client.
         PR54998.

Submitted By: Tim Kosse <tim.kosse filezilla-project.org>, ylavic
Committed By: ylavic


mod_ssl: SSL_smart_shutdown(): follow up to r1601184.
Use SSL_get_wbio() to comply with OPENSSL_NO_SSL_INTERN.
Stop SSL shutdown loop when flush fails.


mpm_event[opt]: Send the SSL close notify alert when the KeepAliveTimeout
                expires. PR54998.

Submitted by: ylavic
Reviewed/backported by: jim


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   * mod_proxy_fcgi: Ignore body data from backend for 304 responses. PR 57198.

Submitted by: jkaluza
Reviewed by: jkaluza, ylavic, covener
Backported by: jailletc36

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   * mod_ssl: Check if we are having an SSL connection before looking up SSL
              related variables during expression evaluation to avoid a crash.
              If not return NULL as ssl_var_lookup_ssl does by default.  PR 57070

Submitted by: rpluem
Reviewed by: jailletc36, ylavic, covener
Backported by: jailletc36

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   * mod_proxy_ajp: Fix handling of the default port (8009) in the
     ProxyPass and <Proxy> configurations.  PR 57259.

Submitted by: ylavic
Reviewed by: ylavic, jim, covener
Backported by: jailletc36

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Backport of r1649001 from trunk (CTR).


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Backport of r1648840from trunk.


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vote


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some tweaks for no ServerName from PR57384



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