Basic implementation of the roff(7) .ta (define tab stops) request.

This is the first feature made possible by the parser reorganization.
Improves the formatting of the SYNOPSIS in many Xenocara GL manuals.
Also important for ports, as reported by many, including naddy@.

1 files changed, 1 insertions, 0 deletions

diff --git a/roff_validate.c b/roff_validate.c
index e18f3c1a..05df6cb6 100644
--- a/roff_validate.c
+++ b/roff_validate.c
@@ -35,6 +35,7 @@ static	const roff_valid_fp roff_valids[ROFF_MAX] = {
 	roff_valid_ft,  /* ft */
 	NULL,  /* ll */
 	NULL,  /* sp */
+	NULL,  /* ta */
 };