Merge "libshmem: don't depend on unique_fd cast to int" into main

            return false;

        }

        const int fd = fcntl(heap->getHeapID(), F_DUPFD_CLOEXEC, 0);

        if (fd < 0) {

        base::unique_fd fd(fcntl(heap->getHeapID(), F_DUPFD_CLOEXEC, 0));

        if (!fd.ok()) {

            return false;

        }

        result->fd.reset(base::unique_fd(fd));

        result->fd.reset(std::move(fd));

        result->size = size;

        result->offset = heap->getOffset() + offset;

        result->writeable = (heap->getFlags() & IMemoryHeap::READ_ONLY) == 0;