AV_WN64            38 libavutil/intreadwrite.h #define AV_WN64(a, b) (((struct unaligned_64 *) (a))->l) = (b)
AV_WN64            48 libavutil/intreadwrite.h #define AV_WN64(a, b) *((__unaligned uint64_t*)(a)) = (b)
AV_WN64            58 libavutil/intreadwrite.h #define AV_WN64(a, b) *((uint64_t*)(a)) = (b)