ngx_event_pipe_free_shadow_raw_buf 18 event/ngx_event_pipe.c static ngx_inline void ngx_event_pipe_free_shadow_raw_buf(ngx_chain_t **free, ngx_event_pipe_free_shadow_raw_buf 564 event/ngx_event_pipe.c ngx_event_pipe_free_shadow_raw_buf(&p->free_raw_bufs, cl->buf);