Cleanup, no functional change:

No need to expose the eqn(7) syntax tree data structures everywhere.
Move them to their own include file, "eqn.h".
While here, delete the unused enum eqn_pilet.

1 files changed, 1 insertions, 0 deletions

diff --git a/tree.c b/tree.c
index bc33e59e..cd173487 100644
--- a/tree.c
+++ b/tree.c
@@ -30,6 +30,7 @@
 #include "mdoc.h"
 #include "man.h"
 #include "tbl.h"
+#include "eqn.h"
 #include "main.h"
 
 static	void	print_box(const struct eqn_box *, int);