[groff] 16/17: grn(1): Clarify use of groff extension.

[G. Branden Robinson]

gbranden pushed a commit to branch master
in repository groff.

commit 3696fb92fedf160120874cea079e18e0787e0178
Author: G. Branden Robinson <g.branden.robinson@gmail.com>
AuthorDate: Sun Aug 8 14:30:21 2021 +1000

    grn(1): Clarify use of groff extension.
---
 src/preproc/grn/grn.1.man | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/preproc/grn/grn.1.man b/src/preproc/grn/grn.1.man
index 68a5e4c..c7b9e0e 100644
--- a/src/preproc/grn/grn.1.man
+++ b/src/preproc/grn/grn.1.man
@@ -137,10 +137,10 @@ and
 .
 .PP
 .I \%@g@grn
-produces drawing escapes using the
-.I groff
-color-scheme extension
-.RB ( \[rs]D\[aq]F .\|.\|.\& \[aq] ),
+produces drawing escape sequences that use
+.IR groff 's
+color scheme extension
+.RB ( \[rs]D\[aq]F \~.\|.\|.\& \[aq] ),
 and thus may not work with other
 .IR troff s.
 .