void dtioDisplay(const char *s, int row, int column, int length) {
    char *new_string;
    int s_len, i;

    s_len = strlen(s);
    if (length != 0) {
        new_string = (char *)malloc(sizeof(char) * length);
        strncpy(new_string, s, length);

        if (s_len < length) {
            for (i = s_len; i < length; i++) {
                new_string[i] = ' ';
            }
        }
        new_string[length] = '\0';
    }
    else {
        new_string = (char*)malloc(sizeof(char) * s_len);
        strncpy(new_string, s, s_len);
    }

    dtioCursor(row, column);
    dtioPuts(new_string);

    fprintf(stderr, "New string: %d@@\n", new_string);
    free(new_string);
}