11 int main(int argc, char **argv)
18 fprintf(stderr, "usage: %s <path>\n", argv[0]);
24 /* create a test variable */
25 fd = open(path, O_RDWR | O_CREAT, 0600);
27 perror("open(O_WRONLY)");
31 rc = read(fd, buf, sizeof(buf));
33 fprintf(stderr, "Reading a new var should return EOF\n");