#define NOARGC  /* no arg count passing */
#define FIXARGC /* don't expect arg counts passed in */
#include <stdio.h>
/*
   itou -- convert nbr to unsigned decimal string of width sz
           right adjusted, blank filled; returns str
           if sz > 0 terminate with null byte
           if sz = 0 find end of string
           if sz < 0 use last byte for data
*/
itou(nbr, str, sz)  
int nbr;  
char str[];  
int sz;  
{
  int lowbit;
  if(sz>0) str[--sz]=NULL;
  else if(sz<0) sz = -sz;
  else while(str[sz]!=NULL) ++sz;
  while(sz) 
    {
    lowbit=nbr&1;
    nbr=(nbr>>1)&32767;  /* divide by 2 */
    str[--sz]=((nbr%5)<<1)+lowbit+'0';
    if((nbr=nbr/5)==0) break;
    }
  while(sz) str[--sz]=' ';
  return str;
}