71   int ret, i, loop;  in main()  local
101     loop = 1;  in main()
104     while (loop) {  in main()
105       loop = 0;  in main()
109           loop = 1;  in main()
113       if (loop) {  in main()
119     loop = 1;  in main()
120     while (loop) {  in main()
121       loop = 0;  in main()
125           loop = 1;  in main()
129       if (loop) {  in main()