ngx_http_upstream_zone   13 src/http/modules/ngx_http_upstream_zone_module.c static char *ngx_http_upstream_zone(ngx_conf_t *cf, ngx_command_t *cmd,
ngx_http_upstream_zone   25 src/http/modules/ngx_http_upstream_zone_module.c       ngx_http_upstream_zone,