[groff] 13/31: groff_man_style(7): Clarify spec char portability.

[G. Branden Robinson]

gbranden pushed a commit to branch master
in repository groff.

commit fd09dfe8851d3a1b95cc0255eb0f92369ee4bc96
Author: G. Branden Robinson <g.branden.robinson@gmail.com>
AuthorDate: Sat Aug 13 12:47:20 2022 -0500

    groff_man_style(7): Clarify spec char portability.
    
    Discuss the portability of the reverse solidus and quotation characters,
    but point out that device-independent troffs can support them without a
    recompile.
---
 tmac/groff_man.7.man.in | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/tmac/groff_man.7.man.in b/tmac/groff_man.7.man.in
index aa1a94764..9380e7dc0 100644
--- a/tmac/groff_man.7.man.in
+++ b/tmac/groff_man.7.man.in
@@ -2647,6 +2647,21 @@ source than
 escape sequences do.
 .
 .
+.P
+Several special characters are also widely portable.
+.
+AT&T
+.I troff
+did not `define' the reverse solidus or quotation characters listed
+below,
+but any of its descendants,
+like Plan\~9 or Solaris
+.IR troff , \" Plan 9, Solaris
+can support them by defining their glyphs in font description files;
+see
+.MR groff_font @MAN5EXT@ .
+.
+.
 .TP
 .B \e\-
 Minus sign or basic Latin hyphen-minus.