return true if the jni-based native crc extensions are available . concode_field_sep int CHECKSUM_CRC32 concode_elem_sep int CHECKSUM_CRC32C concode_field_sep void nativeComputeChunkedSums concode_elem_sep void verifyChunkedSumsByteArray concode_elem_sep void nativeComputeChunkedSumsByteArray concode_elem_sep void calculateChunkedSumsByteArray concode_elem_sep void nativeVerifyChunkedSums concode_elem_sep void verifyChunkedSums concode_elem_sep void calculateChunkedSums
boolean function ( ) { return NativeCodeLoader . isNativeCodeLoaded ( ) ; }