Compatibility note about `Ta' being a line macro.

diff --git a/mdoc.7 b/mdoc.7
index a74704f6d8d2ded9cf03ef09ee741da614ea2998..0959a88c1ac434feb26bd0d7b5d6ec9fd1b86350 100644 (file)
--- a/mdoc.7
+++ b/mdoc.7
@@ -1,4 +1,4 @@
-.\"    $Id: mdoc.7,v 1.114 2010/06/03 14:29:52 kristaps Exp $
+.\"    $Id: mdoc.7,v 1.115 2010/06/03 14:52:32 kristaps Exp $
 .\"
 .\" Copyright (c) 2009 Kristaps Dzonsons <kristaps@bsd.lv>
 .\"
@@ -1989,6 +1989,11 @@ Heirloom troff, the other significant troff implementation accepting
 .Pp
 .Bl -dash -compact
 .It
+groff does not accept the
+.Sq \&Ta
+pseudo-macro as a line macro.
+mandoc does.
+.It
 The comment syntax
 .Sq \e."
 is no longer accepted.