--- a/cli-agentfwd.c	Fri Jul 22 00:08:02 2016 +0800
+++ b/cli-agentfwd.c	Thu May 18 23:02:39 2017 +0800
@@ -130,7 +130,7 @@
 	}
 	buf_setpos(payload, 0);
 
-	ret = atomicio(write, fd, buf_getptr(payload, payload->len), payload->len);
+	ret = atomicio(vwrite, fd, buf_getptr(payload, payload->len), payload->len);
 	if ((size_t)ret != payload->len) {
 		TRACE(("write failed fd %d for agent_request, %s", fd, strerror(errno)))
 		goto out;