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# Don't let anyone write(1) to my terminal
command -p mesg n
# Turn off flow control and control character echo
command -p stty -ixon -ctlecho 2>/dev/null
# If setterm(1) is available, tell it never to beep at me
if command -v setterm >/dev/null 2>&1 ; then
setterm -bfreq -blength 2>/dev/null
fi
# Keep around 4K lines of history in memory
HISTSIZE=$((1 << 12))
# Don't warn me about new mail
unset -v MAILCHECK
# Load all the POSIX-compatible functions from ~/.shrc.d; more advanced shells
# like bash will have their own functions
for sh in "$HOME"/.shrc.d/*.sh ; do
[ -e "$sh" ] && . "$sh"
done
unset -v sh
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