_FILE_OFFSET_BITS
#ifndef _FILE_OFFSET_BITS
#if defined(_FILE_OFFSET_BITS) && _FILE_OFFSET_BITS-0 == 64 && defined(Z_LFS64)
#if defined(_FILE_OFFSET_BITS) && _FILE_OFFSET_BITS-0 == 64 && defined(Z_LFS64)
# if defined(_FILE_OFFSET_BITS) && defined(HAVE_STRUCT_DIRENT64)
# if !defined(_LP64) && (_FILE_OFFSET_BITS == 64)