_CheckBlock
ASSERT(_CheckBlock(block) == B_OK);
ASSERT(_CheckBlock(block) == B_OK);
ASSERT(_CheckBlock(block) == B_OK);
ASSERT(_CheckBlock(block) == B_OK);
ASSERT(_CheckBlock(block) == B_OK);
ASSERT(_CheckBlock(block) == B_OK);
ASSERT(_CheckBlock(block) == B_OK);
ASSERT(_CheckBlock(block) == B_OK);
ASSERT(_CheckBlock(firstBlock) == B_OK);
ASSERT(_CheckBlock(secondBlock) == B_OK);
status_t _CheckBlock(const uint8* buffer);
ASSERT(_CheckBlock(fStream, fAllocatedPos) == B_OK);
ASSERT(_CheckBlock(fStream, newBlock) == B_OK);
ASSERT(_CheckBlock(fStream, newBlock) == B_OK);
ASSERT(_CheckBlock(fStream, newBlock) == B_OK);
|| _CheckBlock(child, block) != B_OK)
status_t _CheckBlock(ext2_extent_stream *stream, fsblock_t block);