extern "C" void
find_range (void *mapv, uint64_t start, uint64_t end, void (*f) (uint64_t start, uint64_t end, const char *object, void *opaque), void *opaque)
{
extern "C" void
find_range (void *mapv, uint64_t start, uint64_t end, void (*f) (uint64_t start, uint64_t end, const char *object, void *opaque), void *opaque)
{