diff -rNup orig/etc/etcscreenrc new/etc/etcscreenrc

--- orig/etc/etcscreenrc	2016-09-20 07:50:39.426690733 +0200

+++ new/etc/etcscreenrc	2016-09-20 08:12:00.512776016 +0200

@@ -92,3 +92,5 @@ bind I login on

 bind O login off

 bind } history

+#prevent to remove lines by ctrl + arrow keys

+term xterm

diff -rNup orig/etc/etcscreenrc.screenrc new/etc/etcscreenrc.screenrc

--- orig/etc/etcscreenrc.screenrc	2015-09-05 21:28:22.000000000 +0200

+++ new/etc/etcscreenrc.screenrc	2016-09-20 08:12:17.528658253 +0200

@@ -92,3 +92,5 @@ bind I login on

 bind O login off

 bind } history

+#prevent to remove lines by ctrl + arrow keys

+term xterm

diff -rNup orig/etc/screenrc new/etc/screenrc

--- orig/etc/screenrc	2016-09-20 07:50:39.427690726 +0200

+++ new/etc/screenrc	2016-09-20 08:12:41.593494196 +0200

@@ -120,3 +120,6 @@ hardstatus string "[screen %n%?: %t%?] %

 # defnonblock 1

 # blankerprg rain -d 100

 # idle 30 blanker

+

+#prevent to remove lines by ctrl + arrow keys

+term xterm

diff -rNup orig/etc/screenrc.screenrc new/etc/screenrc.screenrc

--- orig/etc/screenrc.screenrc	2016-06-19 21:41:03.000000000 +0200

+++ new/etc/screenrc.screenrc	2016-09-20 08:13:07.705319215 +0200

@@ -151,3 +151,7 @@ bind ^] paste [.]

 # defnonblock 1

 # blankerprg rain -d 100

 # idle 30 blanker

+

+#prevent to remove lines by ctrl + arrow keys

+term xterm

+