--- php5-5.2.6.dfsg.1.orig/ext/dba/libinifile/inifile.c
+++ php5-5.2.6.dfsg.1/ext/dba/libinifile/inifile.c
@@ -508,7 +508,9 @@ static int inifile_delete_replace_append
 	
 	/* 5 */
 	if (ret == SUCCESS) {
-		ret = inifile_truncate(dba, append ? pos_grp_next : pos_grp_start TSRMLS_CC); /* writes error on fail */
+		if (!value || (key->name && strlen(key->name))) {
+			ret = inifile_truncate(dba, append ? pos_grp_next : pos_grp_start TSRMLS_CC); /* writes error on fail */
+		}
 	}
 
 	if (ret == SUCCESS) {