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Text File  |  1991-07-28  |  237 b   |  6 lines
  1. typedef char CHARSET[32];
  2. #define CLEARSET(set)     memset(&set[0], 0, 32)
  3. #define ADDTOSET(set, c) set[(unsigned char)c/8] |= (1 << ((unsigned char)c%8))
  4. #define INSET(set, c)     (set[(unsigned char)c/8] & (1 << ((unsigned char)c%8))
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