Package: ksh Version: 93u+20120801-3.1 Severity: important Arrow keys no longer work in an interactive shell. Here's what I get with Up, Down, Right, Left:
cventin:~> ksh93 $ ^[[A^[[B^[[C^[[D Same issue with xterm, rxvt and GNOME Terminal. Thus this is not a terminal issue. -- System Information: Debian Release: buster/sid APT prefers unstable-debug APT policy: (500, 'unstable-debug'), (500, 'stable-updates'), (500, 'unstable'), (500, 'testing'), (500, 'stable'), (1, 'experimental') Architecture: amd64 (x86_64) Foreign Architectures: i386 Kernel: Linux 4.18.0-1-amd64 (SMP w/12 CPU cores) Locale: LANG=POSIX, LC_CTYPE=en_US.UTF-8 (charmap=UTF-8), LANGUAGE=POSIX (charmap=UTF-8) Shell: /bin/sh linked to /bin/dash Init: systemd (via /run/systemd/system) LSM: AppArmor: enabled Versions of packages ksh depends on: ii binfmt-support 2.1.8-2 ii libc6 2.27-6 ksh recommends no packages. ksh suggests no packages. -- no debconf information