Zabbix

.......PS. [ZBXNEXT-6144] fixed warnings, comments, cleaned up includes

Merge in ZBX/zabbix from feature/ZBXNEXT-6144-6.5 to master

* commit '11143db71a0514885760b40cd79850462894e402':
  .......PS. [ZBXNEXT-6144] cleaned up includes after merge
  .......P.. [ZBXNEXT-6144] removed unnecessary logging and variable initialization
  .......P.. [ZBXNEXT-6144] fixed uninitialized variable in debug logs
  .......P.. [ZBXNEXT-6144] fixed warnings and updated comments
  ........S. [ZBXNEXT-6144] fixed postgres build
  .......P.. [ZBXNEXT-6144] updated proxybuffer includes
  .......PS. [ZBXNEXT-6144] removed unused 'include'
  .......... [ZBXNEXT-6144] fixed warnings
  .......... [ZBXNEXT-6144] fixed warnings