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void incorrect_password(char const *user) {
  /* user names are restricted to 256 characters or less */
  static char const *msg_format
    = "%s cannot be authenticated.\n";
  size_t len = strlen(user) + sizeof(msg_format);
  char *msg = (char *) malloc(len);
  if (!msg) {
    /* handle error condition */
  }
  int ret = snprintf(msg, len, msg_format, user);
  if (ret < 0 || ret >= len) {\
    /* Handle Error */
  }
  fprintf(stderr, msg);
  free(msg);
  msg = NULL;
}

void incorrect_password(char const *user) {
  /* user names are restricted to 256 characters or less */
  static char const *msg_format
    = "%s cannot be authenticated.\n";
  size_t len = strlen(user) + sizeof(msg_format);
  char *msg = (char *) malloc(len);
  if (!msg) {
    /* handle error condition */
  }
  int ret = snprintf(msg, len, msg_format, user);
  if (ret < 0 || ret >= len) {\
    /* Handle Error */
  }
  if (fputs(msg, stderr) == EOF) {
    /* Handle Error */
  }
  free(msg);
  msg = NULL;
}

void incorrect_password(char const *user) {
  /* user names are restricted to 256 characters or less */
  static char const *msg_format
    = "%s cannot be authenticated.\n";
  size_t len = strlen(user) + sizeof(msg_format);
  char *msg = (char *) malloc(len);
  if (!msg) {
    /* handle error condition */
  }
  int ret = snprintf(msg, len, msg_format, user);
  if (ret < 0 || ret >= len) {\
    /* Handle Error */
  }
  syslog(LOG_INFO, msg);
  free(msg);
  msg = NULL;
}