#include "stdio.h"
#include "stdlib.h"
#include "ctype.h"

/*
** atoib(s,b) - Convert s to "unsigned" integer in base b.
**              NOTE: This is a non-standard function.
*/
int atoib(char *s,int b)
{
  int n, digit;
  n = 0;
  while(isspace(*s)) ++s;
  while((digit = (127 & *s++)) >= '0') {
    if(digit >= 'a')      digit -= 87;
    else if(digit >= 'A') digit -= 55;
    else                  digit -= '0';
    if(digit >= b) break;
    n = b * n + digit;
    }
  return (n);
  }