add some notes about using col(1) and ul(1) to process the ascii markup

since these may not be commonly known utilities;
idea from and joint work with tedu@
CV: ----------------------------------------------------------------------

1 files changed, 7 insertions, 0 deletions

diff --git a/mandoc.1 b/mandoc.1
index 95cc1f56..8c47c1c7 100644
--- a/mandoc.1
+++ b/mandoc.1
@@ -256,6 +256,13 @@ where
 is the back-space character number 8.
 Emboldened characters are rendered as
 .Sq c Ns \e[bs] Ns c .
+This markup is typically converted to appropriate terminal sequences by
+the pager or
+.Xr ul 1 .
+To remove the markup, pipe the output to
+.Xr col 1
+.Fl b
+instead.
 .Pp
 The special characters documented in
 .Xr mandoc_char 7