switch ((unsigned char)magic[0]) {
case 0xDE: // 0x0B17C0DE = BC wraper
if (magic[1] == (char)0xC0 && magic[2] == (char)0x17 &&
switch ((unsigned char)magic[0]) {
case 0xDE: // 0x0B17C0DE = BC wraper
if (magic[1] == (char)0xC0 && magic[2] == (char)0x17 &&