what about jains, sikhs and buddhists not considering themselves hindus?
Sikh religious leaders, who accuse the RSS of attempting to portray their faith as part of Hinduism, today pressed their demand for a constitutional amendment to classify their faith as a distinct religion.
see: http://www.hindu.com/thehindu/holnus/002200709171862.htm also see http://www.realsikhism.com/faq/combination.html
for jains dont consider themselves hindus: http://en.wikipedia.org/wiki/Legal_Status_of_Jainism_as_a_Distinct_Religion
buddhists dont see themselves as hindus: http://www.buddhistchannel.tv/index.php?id=70,3224,0,0,1,0