While the male may not have any issue with it himself, he may avoid that possibility in order to adhere to his parents wishes.
White males may also avoid dating black women because of an underlying level of intimidation he may feel with regards to women of color.
Dating outside of your race happens as rarely as a solar eclipse.
I am not here to call you ignorant based on your personal romantic preferences, but if I do not call attention to this, it will continue to linger in my mind.
A close friend of mine made me conscious of a star basketball player stating that he will "never date a black girl".