__fc_frame_header_get
fh = __fc_frame_header_get(fp);
in_fh = __fc_frame_header_get(in_fp);
return __fc_frame_header_get(fp);
return ntoh24(__fc_frame_header_get(fp)->fh_s_id);
return ntoh24(__fc_frame_header_get(fp)->fh_d_id);