next_out          750 http/modules/ngx_http_gzip_filter_module.c     ctx->zstream.next_out = ctx->out_buf->pos;
next_out          766 http/modules/ngx_http_gzip_filter_module.c                  ctx->zstream.next_in, ctx->zstream.next_out,
next_out          780 http/modules/ngx_http_gzip_filter_module.c                    ctx->zstream.next_in, ctx->zstream.next_out,
next_out          796 http/modules/ngx_http_gzip_filter_module.c     ctx->out_buf->last = ctx->zstream.next_out;