dos/mystuff.h

   1 #ifndef MYSTUFF_H
   2 #define MYSTUFF_H
   3
   4 #define NULL ((void *)0)
   5
   6 unsigned int skip_atou(const char **s);
   7 unsigned int atou(const char *s);
   8
   9 static inline int
  10 isdigit(int ch)
  11 {
  12   return (ch >= '0') && (ch <= '9');
  13 }
  14
  15 #endif /* MYSTUFF_H */