42 uint8_t buf[1024];  variable
108 	i = read(fd, buf, sizeof(buf));  in main()
112 	if (buf[510] != 0x55 || buf[511] != 0xaa)  in main()
114 	buf[508] = minor_root;  in main()
115 	buf[509] = major_root;  in main()
116 	if (write(1, buf, 512) != 512)  in main()
122 	for (i = 0; (c = read(fd, buf, sizeof(buf))) > 0; i += c)  in main()
123 		if (write(1, buf, c) != c)  in main()
135 	memset(buf, 0, sizeof(buf));  in main()
138 		if (c > sizeof(buf))  in main()
139 			c = sizeof(buf);  in main()
140 		if (write(1, buf, c) != c)  in main()
162 		l = (sz > sizeof(buf)) ? sizeof(buf) : sz;  in main()
163 		n = read(fd, buf, l);  in main()
170 		if (write(1, buf, l) != l)  in main()
179 	buf[0] = setup_sectors;  in main()
180 	if (write(1, buf, 1) != 1)  in main()
184 	buf[0] = (sys_size & 0xff);  in main()
185 	buf[1] = ((sys_size >> 8) & 0xff);  in main()
186 	if (write(1, buf, 2) != 2)  in main()