Remove content that duplicate /etc/mc/mc.ext. I preserve definition for video files because of https://www.midnight-commander.org/ticket/2773 and as system wide ms.ext file use 'mplayer' which I do not install.

# -*- mode: sh -*-

if [[ -f $HOME/.bashrc ]]; then
  . $HOME/.bashrc
fi

# TIP: MC command start with space.
export HISTIGNORE=$HISTIGNORE:" *"