[groff] 10/19: [docs]: Fix "glyph" terminology and sync.

[G. Branden Robinson]

gbranden pushed a commit to branch master
in repository groff.

commit a3706bcb43a7946a294aa4b9cdb656621211f52f
Author: G. Branden Robinson <g.branden.robinson@gmail.com>
AuthorDate: Sat May 27 03:58:01 2023 -0500

    [docs]: Fix "glyph" terminology and sync.
    
    Migrate away from using the term "glyph" to describe anything other than
    what gets rendered to an output device, under the definition of "glyph"
    we're working with, they don't exist until an output driver does
    something with them.
---
 doc/groff.texi  | 4 ++--
 man/groff.7.man | 2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/doc/groff.texi b/doc/groff.texi
index 3816bf278..49d7aeaf2 100644
--- a/doc/groff.texi
+++ b/doc/groff.texi
@@ -6496,8 +6496,8 @@ empty, and interpolates nothing.  If the identifier is 
being interpreted
 as a register, GNU @code{troff} emits a warning in category @samp{reg},
 initializes it to zero, and interpolates that value.  @xref{Warnings},
 @ref{Interpolating Registers}, and @ref{Strings}.  Attempting to use an
-undefined typeface, glyph, color, character class, environment, or
-stream generally provokes an error diagnostic.
+undefined typeface, special character, color, character class,
+environment, or stream generally provokes an error diagnostic.
 
 @need 1000
 @cindex name space, common, of macros, diversions, and strings
diff --git a/man/groff.7.man b/man/groff.7.man
index c189b5821..69c0c16ea 100644
--- a/man/groff.7.man
+++ b/man/groff.7.man
@@ -1397,7 +1397,7 @@ and subsection \[lq]Interpolating registers\[rq] and 
section
 Attempting to use an undefined
 typeface,
 style,
-glyph,
+special character,
 color,
 character class,
 environment,