I have seem Madam's spelt Chabot, Chabeau and Chabaud. There is still a Madam Chabaud advertising a restaurant, bungalows and hotel in the attached, half way down on the right:
www.majunga.org/images/guide-ortm/guide-touristique-majunga2006.pdf
And here still in Mahibibo:
http://www.madagascar-guide.com/fr/P...nga/resto.html
and here in Katsepy... just across the river:
http://www.majunga.org/chabaud/
Luckily I never had cause to meet Dr Jospin