#include <stdio.h>
#include <stdlib.h>
#include <io.h>
#include <string.h>

main(argc,argv)
int argc;
char **argv;
{ FILE *f  ;
  unsigned long value ;
  int nb              ;

  if (argc < 2)
  { printf("Missing arguments ...\n") ;
    printf("addoneto filename ...\n") ;
    return(0);
  }


  f = fopen(argv[1],"a+b") ;
  if (f != NULL)
  {  nb = fscanf(f,"%lu",&value) ;
     if (nb <= 0) value = 0 ;
     value += 1 ;
     fclose(f)  ;
  }

  f = fopen(argv[1],"w+b")  ;
  if (f != NULL)
  {  fprintf(f,"%lu",value) ;
     fclose(f) ;
  }
  return(0) ;

}