Fix reference errors found by gcc 4.6.3 that were not found by gcc 4.4.5 (SL 6.1).
Fix reference errors found by gcc 4.6.3 that were not found by gcc 4.4.5 (SL 6.1).


git-svn-id: ecbadac9c76e8cf640a0bca86f6bd796c98521e3@44055 27541ba8-7e3a-0410-8455-c3a389f83636

bbannier/ROOT,bbannier/ROOT,bbannier/ROOT,bbannier/ROOT,bbannier/ROOT,bbannier/ROOT,bbannier/ROOT