--- libaitcfg/example/test_boot.c	2012/04/04 11:43:05	1.1.2.1
+++ libaitcfg/example/test_boot.c	2012/04/04 13:10:56	1.1.2.2
@@ -14,6 +14,18 @@ main(int argc, char **argv)
 
 	cfgWriteConfig(stdout, &cfg, 0);
 
+	printf("\n++++++++++++++++++ update IP with 192.168.234.11 ...\n\n");
+	cfg_setAttribute(&cfg, NULL, "IP2", "192.168.2.1");
+	cfg_setAttribute(&cfg, NULL, "IP", "192.168.234.11");
+	cfg_setAttribute(&cfg, NULL, "OPT", "\"\"");
+	cfg_setAttribute(&cfg, NULL, "OZZ", NULL);
+	cfg_unsetAttribute(&cfg, NULL, "OPT");
+	cfg_unsetAttribute(&cfg, NULL, "OPT2");
+
+	cfgWriteConfig(stdout, &cfg, 0);
+
+	printf("\n............ with whitespaces \n\n");
+	cfgWriteConfig(stdout, &cfg, 1);
 	cfgUnloadConfig(&cfg);
 	return 0;
 }