emacs-28 139bfa1a08: More fixes in abbrev.el doc strings

[Eli Zaretskii]

branch: emacs-28
commit 139bfa1a0884dbd2600fc1bd11d11f41d3f9ef94
Author: Eli Zaretskii <eliz@gnu.org>
Commit: Eli Zaretskii <eliz@gnu.org>

    More fixes in abbrev.el doc strings
    
    * lisp/abbrev.el (inverse-add-global-abbrev, inverse-add-mode-abbrev):
    Document the effect of negative ARG.  (Bug#55527)
---
 lisp/abbrev.el | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lisp/abbrev.el b/lisp/abbrev.el
index fd8cb754d1..b7216f5d63 100644
--- a/lisp/abbrev.el
+++ b/lisp/abbrev.el
@@ -349,7 +349,7 @@ Don't use this function in a Lisp program; use 
`define-abbrev' instead."
 (defun inverse-add-mode-abbrev (n)
   "Define the word before point as a mode-specific abbreviation.
 With prefix argument N, define the Nth word before point as the
-abbreviation.
+abbreviation.  Negative N means use the Nth word after point.
 
 If `only-global-abbrevs' is non-nil, this command defines a
 global (mode-independent) abbrev instead of a mode-specific one.
@@ -371,7 +371,7 @@ to define an abbrev by specifying the abbreviation in the 
minibuffer."
 (defun inverse-add-global-abbrev (n)
   "Define the word before point as a global (mode-independent) abbreviation.
 With prefix argument N, define the Nth word before point as the
-abbreviation.
+abbreviation.  Negative N means use the Nth word after point.
 
 This command reads the expansion from the minibuffer, defines the
 abbrev, and then expands the abbreviation in the current buffer.