PATH=/usr/sbin:/usr/bin:/sbin:/bin
-root="$1"
-question="$2"
-value="$3"
-seen="$4"
+root="${1}"
+question="${2}"
+value="${3}"
+seen="${4}"
-[ "$seen" ] || seen=true
+[ "${seen}" ] || seen=true
-if ! (echo "SET $question $value"; echo "FSET $question seen $seen") | chroot "$1" debconf-communicate -fnoninteractive live-initramfs >/dev/null
+if ! (echo "SET ${question} ${value}"; echo "FSET ${question} seen ${seen}") | chroot "${1}" /usr/bin/debconf-communicate -fnoninteractive live-initramfs >/dev/null
then
-chroot "$1" debconf-communicate -fnoninteractive live-initramfs >/dev/null << EOF
-REGISTER debian-installer/dummy $question
-SET $question $value
-FSET $question seen $seen
+chroot "${1}" /usr/bin/debconf-communicate -fnoninteractive live-initramfs >/dev/null << EOF
+REGISTER debian-installer/dummy ${question}
+SET ${question} ${value}
+FSET ${question} seen ${seen}
EOF
fi