Fixed some "unused xxx" warnings + include autoconfig

src/rcldb/rclabstract.cpp

@@ -173,7 +173,6 @@ double Query::Native::qualityTerms(Xapian::docid docid,
     map<string, vector<string> > byRoot;
     for (vector<string>::const_iterator qit = terms.begin(); 
 	 qit != terms.end(); qit++) {
-	bool found = false;
 	map<string, string>::const_iterator eit = hld.terms.find(*qit);
 	if (eit != hld.terms.end()) {
 	    byRoot[eit->second].push_back(*qit);
@@ -280,7 +279,6 @@ int Query::Native::getFirstMatchPage(Xapian::docid docid, string& term)
 
     // We try to use a page which matches the "best" term. Get a sorted list
     multimap<double, vector<string> > byQ;
-    double totalweight = qualityTerms(docid, terms, byQ);
 
     for (multimap<double, vector<string> >::reverse_iterator mit = byQ.rbegin(); 
 	 mit != byQ.rend(); mit++) {

src/rcldb/rcldb.cpp

@@ -1501,13 +1501,11 @@ bool Db::addOrUpdate(const string &udi, const string &parent_udi, Doc &doc)
 	// document. This is then not indexed, but part of the doc data so
 	// that we can return it to a query without having to decode the
 	// original file.
-	bool syntabs = false;
 	// Note that the map accesses by operator[] create empty entries if they
 	// don't exist yet.
         string& absref = doc.meta[Doc::keyabs];
 	trimstring(absref, " \t\r\n");
 	if (absref.empty()) {
-	    syntabs = true;
 	    if (!doc.text.empty())
 		absref = cstr_syntAbs + 
 		    neutchars(truncate_to_word(doc.text, m_idxAbsTruncLen), 

src/rcldb/rclterms.cpp

@@ -132,18 +132,6 @@ public:
     }
 };
 
-/** Add prefix to all strings in list. 
- * @param prefix already wrapped prefix
- */
-static void addPrefix(vector<TermMatchEntry>& terms, const string& prefix)
-{
-    if (prefix.empty())
-        return;
-    for (vector<TermMatchEntry>::iterator it = terms.begin(); 
-         it != terms.end(); it++)
-        it->term.insert(0, prefix);
-}
-
 static const char *tmtptostr(int typ)
 {
     switch (typ) {