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-rw-r--r--src/doctree.hh1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/doctree.hh b/src/doctree.hh
index 97686e40..f74350b0 100644
--- a/src/doctree.hh
+++ b/src/doctree.hh
@@ -3,6 +3,7 @@
class DoctreeNode {
public:
+ int num; // unique ascending id
int depth;
int element;
const char *klass;