fix FSCORE-45

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@5625 d0543943-73ff-0310-b7d9-9358b9ac24b2

src/switch_xml.c

@@ -951,8 +951,8 @@ static int preprocess(const char *file, int write_fd, int rlevel)
 		char *arg, *e;
 		char *bp = expand_vars(buf, ebuf, sizeof(ebuf), &cur);
 
-		/* we ignore <include> or </include> for the sake of validators */
-		if (strstr(buf, "<include>") || strstr(buf, "</include>")) {
+		/* we ignore <include> or </include> for the sake of validators as well as <?xml version="1.0"?> type stuff */
+		if (strstr(buf, "<include>") || strstr(buf, "</include>") || strstr(buf, "<?")) {
 			continue;
 		}