- char postfix[] = { ' ', 'K', 'M', 'G', 'P', 'E' };
- unsigned int thousand[] = { 1000, 1024 };
+ const char *postfix[] = { "", "K", "M", "G", "P", "E" };
+ const char *byte_postfix[] = { "", "B", "bit" };
+ const unsigned int thousand[] = { 1000, 1024 };