Zabbix

.......... [DEV-2325] removed remaining extern variables

* commit '09de1db620714262248e4b024b549e77ab1eeca1': (36 commits)
  .......... [DEV-2325] renamed zbx_dc_config_t_TABLE as zbx_dc_config_table_t
  .......... [DEV-2325] updated several files to use local variable for get_mock_config() function
  .......... [DEV-2325] updated several files to use local variable for get_pb_data()
  .......... [DEV-2325] updated dbhistoryconfig.c to use local variable for get_dc_config()
  .......... [DEV-2325] renamed set_config() to set_dc_config()
  .......... [DEV-2325] renamed get_config() to get_dc_config()
  .......... [DEV-2325] fixed typo and renamed ZBX_DC_CONFIG to zbx_dc_config_t
  .......... [DEV-2325] added zbx_ prefix to get_interface_type_by_item_type() function
  .......... [DEV-2325] moved interface related logic into dedicated library
  .......... [DEV-2325] fixed some arguments descriptions 2
  .......... [DEV-2325] fixed some arguments descriptions
  .......... [DEV-2325] added minor style fixes 2
  .......... [DEV-2325] removed ZABBIX_EVENT_SOURCE from sender
  .......... [DEV-2325] added minor style fixes
  .......... [DEV-2325] fixed build 2
  .......... [DEV-2325] fixed build
  .......... [DEV-2325] removed externs from nix
  .......... [DEV-2325] removed externs from proxybuffer
  .......... [DEV-2325] removed externs from cacheconfig
  .......... [DEV-2325] removed extern get_process_info_by_thread
  ...