common-shells: improved handling of 256 color `TERM` in `.alias` and redirecting `stdout` and `stderr` to `/dev/null` when enabling numlock for TTY in `.profile`

common-shells/.aliases

@@ -6,7 +6,7 @@ alias upgrade='sudo apt-get update && \
                sudo apt-get clean' # System clean upgrade
 alias diff='diff --color'
 alias ls='ls --color=tty'
-alias mutt='TERM=${TERM}-256color mutt'
+alias mutt='TERM=${TERM%-256color}-256color mutt'
-alias neomutt='TERM=${TERM}-256color neomutt'
+alias neomutt='TERM=${TERM%-256color}-256color neomutt'
 
 alias mpv-pip='mpv --profile="pip"'

common-shells/.profile

@@ -18,7 +18,7 @@ if [ "$TERM" = "linux" ]; then
         setfont "$CONSOLE_FONTD/$CONSOLE_FONT"
     fi
    # Enable numlock for TTY
-   if command -v setleds; then
+   if command -v setleds > /dev/null 2>&1; then
        setleds -D +num
    fi
 fi