ngx_http_connection_t  248 http/ngx_http_request.c     ngx_http_connection_t      *hc;
ngx_http_connection_t  275 http/ngx_http_request.c         hc = ngx_pcalloc(c->pool, sizeof(ngx_http_connection_t));
ngx_http_connection_t 1180 http/ngx_http_request.c     ngx_http_connection_t     *hc;
ngx_http_connection_t 2387 http/ngx_http_request.c     ngx_http_connection_t     *hc;
ngx_http_connection_t  421 http/ngx_http_request.h     ngx_http_connection_t            *http_connection;