Which preposition to use with bunkies

of Occurrences 2%

' "Son, I don't know what God means very well, and I ain't any bunkie of the law, but I'm tolerable well acquainted with what the word 'friend' means.

in Occurrences 1%

"Maybe I'm cursed, right enough, but, Quade, I'd let 'em burn me, inch by inch in a fire, before I'd quit a partner, a bunkie in the desert!

Which preposition to use with  bunkies