58 	int reg_in = open(av[1], O_RDONLY);  in main()  local
59 	if (reg_in < 0)  in main()
63 	if (fstat(reg_in, &stb))  in main()
86 	if (syscall(__NR_sendfile64, sv[1], reg_in, NULL, alen) != (long) alen)  in main()
89 	       sv[1], reg_in, (unsigned long) alen,  in main()
93 	if (syscall(__NR_sendfile64, sv[1], reg_in, p_off, alen) != (long) alen)  in main()
96 	       sv[1], reg_in, (unsigned long) alen,  in main()
99 	if (syscall(__NR_sendfile64, sv[1], reg_in, p_off, stb.st_size + 1)  in main()
103 	       sv[1], reg_in, (unsigned long) alen,  in main()
109 	if (!syscall(__NR_sendfile64, sv[1], reg_in, p_off, 1))  in main()
113 	       sv[1], reg_in);  in main()
116 	if (syscall(__NR_sendfile64, sv[1], reg_in, p_off, 1))  in main()
119 	       sv[1], reg_in);  in main()