Paul Osmialowski just released the free bt848/bt878 frame capture library. You can get it here: http://ai.pjwstk.edu.pl/~newchief/qnx/btlib
btlib is the source library with example.c and example Makefile
BtView - draws captured frames using raw widget
Bt2View - draws frames captured from two bt devices
More details about the library and usage can be found in btlib.html .