#include <locale.h>
#include <stdio.h>
#include <stdlib.h>

int main (void)
{
  setlocale (LC_ALL, "en_US.UTF-8");
  char mba[] = "**********";
  char mbb[] = "**********";
  size_t n;

  n = wcstombs (mba, L"äåâ", 6);
  printf ("wcstombs: %i: \"%s\"\n", n, mba);

  n = wcstombs (mbb, L"äåâ", 9);
  printf ("wcstombs: %i: \"%s\"\n", n, mbb);

  return 0;
}