#define NOCCARGC
/*
** itoab(n,s,b) - Convert "unsigned" n to characters in s
** using base b
** Note: this is a nonstandard function.
*/
itoab(n, s, b) int n; char *s; int b; {
  char *ptr;
  int lowbit;
  ptr = s;
  b >>= 1;
  do {
    lowbit = n & 1;
    n = (n >> 1) & 32767;
    *ptr = ((n % b) << 1) + lowbit;
    if(*ptr < 10) *ptr += '0'; else *ptr += 55;
    ++ptr;
    } while (n /= b);
  *ptr = 0;
  reverse(s);
  }