West zone A
At Nouakchott
Mauritania 1 (Niass 45) Mali 1 (Bakayoko 5)
Mali win 3-2 on aggregate
At Dakar
Senegal 3 (Badji 13, Keita 83, 89) Guinea 1 (Bangoura 3)
Guinea win on away goals after 3-3 aggregate tie
Central zone
At Libreville
Gabon 0 Chad 1 (Ndiguem 70)
Gabon win 2-1 on aggregate
South zone
At Luanda
Angola 1 (Gelson 43) South Africa 2 (Fabricio 29-og, Lakay 90+6)
Note: overall winners qualify for Jan 16-Feb 7 finals in Rwanda
