06d7be056190c14b85e71bc12523f18ea6815b5e
markd
  Mon Dec 7 00:50:29 2020 -0800
BLAT mmap index support merge with master

diff --git src/inc/phyloTree.h src/inc/phyloTree.h
index 70ad89a..e7c2aa1 100644
--- src/inc/phyloTree.h
+++ src/inc/phyloTree.h
@@ -62,16 +62,19 @@
 
 extern void phyloClearTreeMarks(struct phyloTree *tree);
 /* clear the favorite child marks */
 
 extern struct phyloTree *phyloFindMarkUpTree(struct phyloTree *tree);
 /* find a marked node somewhere above this node */
 
 extern void phyloMarkUpTree(struct phyloTree *tree);
 /* mark all the nodes from this one up to the top of the tree */
 
 extern void phyloPrintTreeNoDups( struct phyloTree *tree,FILE *f);
 /* print out phylogenetic tree in Newick format (only speciation nodes) */
 
 extern int phyloCountLeaves( struct phyloTree *tree);
 
+int phyloCountInternalNodes(struct phyloTree *tree);
+/* Return the number of internal nodes (not leaf nodes) in tree. */
+
 #endif