FILE_PATHNAME
fd = open(FILE_PATHNAME, O_RDWR | O_CREAT, 0600);
unlink(FILE_PATHNAME);
fd = open(FILE_PATHNAME, O_RDWR | O_CREAT, 0600);
unlink(FILE_PATHNAME);
fd = open(FILE_PATHNAME, O_RDWR | O_CREAT, 0600);
unlink(FILE_PATHNAME);
fd = open(FILE_PATHNAME, O_RDWR | O_CREAT, 0600);
fd = open(FILE_PATHNAME, O_RDWR | O_CREAT, 0600);