1 files changed, 7 insertions, 2 deletions
diff --git a/tree.c b/tree.c
index 134ce20..31511c5 100644
--- a/tree.c
+++ b/tree.c
@@ -37,6 +37,9 @@
 #ifdef LIBXML_HTML_ENABLED
 #include <libxml/HTMLtree.h>
 #endif
+#ifdef LIBXML_DEBUG_ENABLED
+#include <libxml/debugXML.h>
+#endif
 
 int __xmlRegisterCallbacks = 0;
 
@@ -1718,7 +1721,8 @@ xmlNodeListGetRawString(xmlDocPtr doc, xmlNodePtr list, int inLine)
 }
 #endif /* LIBXML_TREE_ENABLED */
 
-#if defined(LIBXML_TREE_ENABLED) || defined(LIBXML_HTML_ENABLED)
+#if defined(LIBXML_TREE_ENABLED) || defined(LIBXML_HTML_ENABLED) || \
+    defined(LIBXML_SCHEMAS_ENABLED)
 /**
  * xmlNewProp:
  * @node:  the holding node
@@ -2960,7 +2964,8 @@ xmlAddNextSibling(xmlNodePtr cur, xmlNodePtr elem) {
     return(elem);
 }
 
-#if defined(LIBXML_TREE_ENABLED) || defined(LIBXML_HTML_ENABLED)
+#if defined(LIBXML_TREE_ENABLED) || defined(LIBXML_HTML_ENABLED) || \
+    defined(LIBXML_SCHEMAS_ENABLED)
 /**
  * xmlAddPrevSibling:
  * @cur:  the child node