[ -n "$EXTRAPACKAGES" ] && echo "EXTRAPACKAGES='$(sed "s,','\\\\'',g" <<<"${EXTRAPACKAGES}")'" >> "$CHROOT_VARIABLES"
[ -n "$EFI" ] && echo "EFI='$(sed "s,','\\\\'',g" <<<"${EFI}")'" >> "$CHROOT_VARIABLES"
[ -n "$FALLBACK_MIRROR" ] && echo "FALLBACK_MIRROR='$(sed "s,','\\\\'',g" <<<"${FALLBACK_MIRROR}")'" >> "$CHROOT_VARIABLES"
[ -n "$EXTRAPACKAGES" ] && echo "EXTRAPACKAGES='$(sed "s,','\\\\'',g" <<<"${EXTRAPACKAGES}")'" >> "$CHROOT_VARIABLES"
[ -n "$EFI" ] && echo "EFI='$(sed "s,','\\\\'',g" <<<"${EFI}")'" >> "$CHROOT_VARIABLES"
[ -n "$FALLBACK_MIRROR" ] && echo "FALLBACK_MIRROR='$(sed "s,','\\\\'',g" <<<"${FALLBACK_MIRROR}")'" >> "$CHROOT_VARIABLES"
[ -n "$FORCE" ] && echo "FORCE='$(sed "s,','\\\\'',g" <<<"${FORCE}")'" >> "$CHROOT_VARIABLES"
[ -n "$GRMLREPOS" ] && echo "GRMLREPOS='$(sed "s,','\\\\'',g" <<<"${GRMLREPOS}")'" >> "$CHROOT_VARIABLES"
[ -n "$GRUB" ] && echo "GRUB='$(sed "s,','\\\\'',g" <<<"${GRUB}")'" >> "$CHROOT_VARIABLES"
[ -n "$FORCE" ] && echo "FORCE='$(sed "s,','\\\\'',g" <<<"${FORCE}")'" >> "$CHROOT_VARIABLES"
[ -n "$GRMLREPOS" ] && echo "GRMLREPOS='$(sed "s,','\\\\'',g" <<<"${GRMLREPOS}")'" >> "$CHROOT_VARIABLES"
[ -n "$GRUB" ] && echo "GRUB='$(sed "s,','\\\\'',g" <<<"${GRUB}")'" >> "$CHROOT_VARIABLES"