[libxml2] Fix a missing #ifdef

[Daniel Veillard <veillard src gnome org>]

commit 9ccea57d61db766e7f117f62bd7f900590391cfa
Author: Daniel Veillard <veillard redhat com>
Date:   Wed Mar 10 15:02:49 2010 +0100

    Fix a missing #ifdef
    
    https://bugzilla.gnome.org/show_bug.cgi?id=611806
    Problem raised by Mark Overmeer

 xmllint.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)
---
diff --git a/xmllint.c b/xmllint.c
index cb845c7..2a75e3b 100644
--- a/xmllint.c
+++ b/xmllint.c
@@ -2655,8 +2655,11 @@ static void parseAndPrintFile(char *filename, xmlParserCtxtPtr rectxt) {
 
                 if (format)
 		    saveOpts |= XML_SAVE_FORMAT;
+
+#if defined(LIBXML_HTML_ENABLED) || defined(LIBXML_VALID_ENABLED)
                 if (xmlout)
                     saveOpts |= XML_SAVE_AS_XML;
+#endif
 
 		if (output == NULL)
 		    ctxt = xmlSaveToFd(1, encoding, saveOpts);