From 14e70bd718d93f72b4615b0b6232af135ae365b1 Mon Sep 17 00:00:00 2001
From: Martin Lund <martin.lund@keep-it-simple.com>
Date: Sun, 21 Oct 2018 02:07:53 +0200
Subject: [PATCH] Flush output

Make sure output is transmitted immediately by flushing the output.
---
 src/tty.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/tty.c b/src/tty.c
index d5a6bd8..b337ba8 100644
--- a/src/tty.c
+++ b/src/tty.c
@@ -693,6 +693,7 @@ int tty_connect(void)
                     status = write(fd, &output_char, 1);
                     if (status < 0)
                         warning_printf("Could not write to tty device");
+                    fsync(fd);
 
                     /* Update transmit statistics */
                     tx_total++;