<command>sed -i ... configure</command>: This command adds the <application>ALSA</application> library to the <application>Flite</application><envar>LDFLAGS</envar> variable and enables the discovery of <application>Flite</application>.
<command>sed -i ... configure</command> : Cette commande ajoute la bibliothèque <application>ALSA</application> dans la variable <envar>LDFLAGS</envar> de <application>Flite</application> et active la découverte de <application>Flite</application>.