These header file are the desktop versions (Symphony RTM) and come from 2 locations:

sdk\inc:

  evntrace.h
  exposeenums2managed.h
  ks.h
  ksmedia.h
  unexposeenums2managed.h

sdk\amovie\inc:

  amparse.h
  bdamedia.h
  bdatypes.h
  dxmperf.h
  perfstruct.h

