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authorStefan Kangas <stefan@marxist.se>2021-11-04 20:20:07 +0100
committerStefan Kangas <stefan@marxist.se>2021-11-04 20:21:59 +0100
commite3c3c78365c6430b0e9015c1a3701518de4680cd (patch)
tree3746277d1a6a3dcb4e63b6af8516707a1106f42d /lisp/custom.el
parent6f5df269e93752552156d3a9e846ccce5bb4f784 (diff)
downloademacs-e3c3c78365c6430b0e9015c1a3701518de4680cd.tar.gz
* lisp/custom.el (defgroup): Document the :prefix keyword.
Diffstat (limited to 'lisp/custom.el')
-rw-r--r--lisp/custom.el6
1 files changed, 5 insertions, 1 deletions
diff --git a/lisp/custom.el b/lisp/custom.el
index 858b158051c..cc817403871 100644
--- a/lisp/custom.el
+++ b/lisp/custom.el
@@ -507,7 +507,11 @@ The remaining arguments should have the form
[KEYWORD VALUE]...
For a list of valid keywords, see the common keywords listed in
-`defcustom'.
+`defcustom'. The keyword :prefix can only be used for
+customization groups, and means that the given string should be
+removed from variable names before creating unlispified names,
+when the user option `custom-unlispify-remove-prefixes' is
+non-nil.
See Info node `(elisp) Customization' in the Emacs Lisp manual
for more information."