newcommand{q}[1]{{%
fontlarm = larm1000%
larm%
char 190}{#1}{%
fontlarm = larm1000%
larm%
char 191}}

documentclass{article}

usepackage{lmodern}

begin{document}

<<Quoted text>>.

end{document}

documentclass{minimal}
usepackage[T1]{fontenc}
usepackage[utf8]{inputenc}
begin{document}
«for exemple»
end{document}