HEADER_FMT_BASE_LIN
#define HEADER_FMT_BASE HEADER_FMT_BASE_LIN
header = HEADER_FMT_BASE_LIN;
header = HEADER_FMT_BASE_LIN |
header = HEADER_FMT_BASE_LIN | HEADER_FMT_16BITS;
header = HEADER_FMT_BASE_LIN |
header = HEADER_FMT_BASE_LIN | HEADER_FMT_24BITS;