Will the new screening rules for airports, how will this affect people from Britain or France?

http://news.bbc.co.uk/1/hi/world/americas/8438803.stm Nigeria, Pakistan, Syria, Iran, Sudan, Yemen, a lot of these people are currently living in many European countries and have nationalitys such as dual Pakistani and British. Are all these people going to be screened the same way as if they left originally from Pakistan or because they have flown from Britain and have [...]