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-rw-r--r--src/search/VISIT.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/src/search/VISIT.h b/src/search/VISIT.h
new file mode 100644
index 00000000..9cd95101
--- /dev/null
+++ b/src/search/VISIT.h
@@ -0,0 +1,10 @@
+#include <search.h>
+typedef enum {
+ preorder,
+ postorder,
+ endorder,
+ leaf
+} VISIT;
+/*
+XOPEN(4)
+*/