int printf(const char *format,...);

int main(int argc, char *argv[], char *envp[]){
  int k;

  k = 0;
  while (envp[k] != 0) {
    if (k!=6) printf("%d %s\n", k, envp[k]);
    k++;
  }
  printf("\n%d env variables but 6 LS_COLORS was not printed\n", k);
  return 0;
}