ngx_tcp_push     3006 src/http/ngx_http_request.c         if (ngx_tcp_push(c->fd) == -1) {
ngx_tcp_push      715 src/http/ngx_http_spdy.c         if (ngx_tcp_push(c->fd) == -1) {
ngx_tcp_push     1815 src/http/ngx_http_upstream.c         if (ngx_tcp_push(c->fd) == NGX_ERROR) {
ngx_tcp_push       42 src/os/unix/ngx_socket.h int ngx_tcp_push(ngx_socket_t s);