ngx_send_pt       114 core/ngx_connection.h     ngx_send_pt         send;
ngx_send_pt        20 os/unix/ngx_os.h typedef ssize_t (*ngx_send_pt)(ngx_connection_t *c, u_char *buf, size_t size);
ngx_send_pt        28 os/unix/ngx_os.h     ngx_send_pt        send;