int ifd = java.io.JikesRVMSupport.getFd(fd);  int rc = VM_FileSystem.writeBytes(ifd, buffer, offset, count);
int rc = VM_FileSystem.writeBytes(native_fd, buffer, offset, count);
    int write(byte[] buffer, int offset, int count) throws IOException {	if (count == 0) return 0;	int ifd = java.io.JikesRVMSupport.getFd(fd);	int rc = VM_FileSystem.writeBytes(ifd, buffer, offset, count);	return rc;    }