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+* Keyboard settings
+Debian's =console-setup= package provides =setupcon=, a neat utility
+that reads XKB settings from =/etc/default/keyboard= and translates
+them to whatever format the Linux console understands.
+
+To get something similar to =ctrl:nocaps= on distros that do not
+feature this utility:
+#+begin_src sh
+$ localectl | grep "VC Keymap" # To spot the current KEYMAP.
+$ sudo mkdir -p /usr/local/share/kbd/keymaps
+# KEYMAPS_DIR: depending on the distro:
+# - /usr/share/kbd/keymaps/xkb
+# - /lib/kbd/keymaps/xkb
+$ gunzip --stdout ${KEYMAPS_DIR}/${KEYMAP}.map.gz |
+ sed 's/^keycode 58 = .*$/keycode 58 = Control/' |
+ sudo tee /usr/local/share/kbd/keymaps/${KEYMAP}-nocaps.map
+# In /etc/vconsole.conf, change KEYMAP to ^this^ absolute filename.
+# Reboot.
+#+end_src