82 int loop_fd = -1;		/* Loop device */  variable
90     if (loop_fd != -1) {  in die()
91 	ioctl(loop_fd, LOOP_CLR_FD, 0);	/* Free loop device */  in die()
92 	close(loop_fd);  in die()
93 	loop_fd = -1;  in die()
121 	    int loop_fd;  in do_mount()  local
123 	    for (n = 0; loop_fd < 0; n++) {  in do_mount()
125 		loop_fd = open(devfdname, O_RDWR);  in do_mount()
126 		if (loop_fd < 0 && errno == ENOENT) {  in do_mount()
129 		if (ioctl(loop_fd, LOOP_SET_FD, (void *)dev_fd)) {  in do_mount()
130 		    close(loop_fd);  in do_mount()
131 		    loop_fd = -1;  in do_mount()
138 		if (ioctl(loop_fd, LOOP_GET_STATUS64, &loopinfo) ||  in do_mount()
140 		     ioctl(loop_fd, LOOP_SET_STATUS64, &loopinfo)))  in do_mount()
144 	    *cookie = loop_fd;  in do_mount()
192     int loop_fd = cookie;  in do_umount()  local
197     if (loop_fd != -1) {  in do_umount()
198 	ioctl(loop_fd, LOOP_CLR_FD, 0);	/* Free loop device */  in do_umount()
199 	close(loop_fd);  in do_umount()
200 	loop_fd = -1;  in do_umount()