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

        #define MAX_BUF_SIZE 124

        main()
        {
          size_t ret;
          char buffer[MAX_BUF_SIZE];
          double amount = 102593421;

         /* Display a monetary amount using the en_US.ISO8859-1 */
         /* locale and a range of different display formats.    */

          if (setlocale(LC_ALL, "en_US.ISO8859-1") == (char *) NULL) {
              perror("setlocale");
              exit(EXIT_FAILURE);
          }
          ret = strfmon(buffer, MAX_BUF_
 SIZE, "International: %i\n", amount);
          printf(buffer);

          ret = strfmon(buffer, MAX_BUF_
 SIZE, "National:      %n\n", amount);
          printf(buffer);

          ret = strfmon(buffer, MAX_BUF_
 SIZE, "National:      %=*#10n\n", amount);
          printf(buffer);

          ret = strfmon(buffer, MAX_BUF_
 SIZE, "National:     %(n\n", -1 * amount);
          printf(buffer);

          ret = strfmon(buffer, MAX_BUF_
 SIZE, "National:      %^!n\n", amount);
          printf(buffer);
        }

    Running the example program produces the following result:

    International: USD 102,593,421.00
    National:      $102,593,421.00
    National:      $**102,593,421.00
    National:      ($102,593,421.00)
    National:      102593421.00