int main(void)
{
    //char path[128] = "test.xml";
    FILE *fp = fopen("test.xml", "w");
    if(NULL != fp){
        printf("%p is created.\n", fp);
    }

    //create xml content
    fprintf(fp,"%s","<?xml version=\"1.0\" encoding=\"utf-8\"?>\n");
    fprintf(fp,"%s","<config>\n");
    fprintf(fp,"%s","   <integer name=\"xxxxx\">1</integer>\n");
    fprintf(fp,"%s","</config>\n");
    fclose(fp);

    return 0;
}