{
memmove (header, buf, sizeof (WavpackHeader));
-#ifndef WAVPACK_OLD_API
WavpackLittleEndianToNative (header, (char *) WavpackHeaderFormat);
-#else
- little_endian_to_native (header, WavpackHeaderFormat);
-#endif
return (memcmp (header->ckID, "wvpk", 4) == 0);
}