Cleanup, no functional change:

No need to expose the tbl(7) syntax tree data structures everywhere.
Move them to their own include file, "tbl.h", and improve comments.

1 files changed, 1 insertions, 0 deletions

diff --git a/tbl.3 b/tbl.3
index 5734b6c6..29f90509 100644
--- a/tbl.3
+++ b/tbl.3
@@ -27,6 +27,7 @@
 .Nd roff table parser library for mandoc
 .Sh SYNOPSIS
 .In mandoc.h
+.In tbl.h
 .In libmandoc.h
 .In libroff.h
 .Ft struct tbl_node *