export vat=at
c$var Makefile

$blablabla

$LESS$VAR

echo '\'

echo '\\'

echo "\"

echo "\n \n \n"

echo "\n \\n \\\n"

echo hi";" hihi

echo hi "   ;   " hihi

echo "\s"

echo "\\s"

echo \>

echo "$HOME"

echo '$HOME'

echo \$HOME

export A="s -la"
l$A

export A=p
export B=w
$A"$B"d
"$A"'$B'd

echo "ls -la <a | grep x > b"

echo ok "" ok

echo ok "" "" "" "" "" "" "" "" "" ok

export OK="ok                   ok"
echo $OK