init_check
if (device->init_check() <= B_OK)
status_t init_check(); // > 0 if a mouse was detected.
status = header->tag().init_check(address.block());
&& entry->tag().init_check(block) == B_OK) {
anchorErr = anchor->tag().init_check(block + offset);
if (partition->tag().init_check(block) == B_OK) {
loopError = tag->init_check(block);
if (impUse->tag().init_check(block) == B_OK
loopError = tag->init_check(block);
status_t init_check(uint32 block, bool calculateCrc = true);
status = fileSet->tag().init_check(