Zabbix

...G...... [ZBX-24362] fixed loadable plugin process handling catching all child process exits

* commit '6a5be46e877894f829456535e8c54458e32282f1':
  ...G...... [ZBX-24362] fix build on win
  ...G...... [ZBX-24362] remove unused variables
  ...G...... [ZBX-24362] fix loadable plugin process handling catchin all child process exits

(cherry picked from commit ea686c56e726df6f76375ba21ec74b63e0023583)
(cherry picked from commit a52bbb152ceb5f2e97b41146b6fdd327e9cb60c5)