* binding.el: Add comment describing why C-d binds to `delete-char'.

* lisp/simple.el (delete-forward-char): Mark as interactive-only.
* src/cmds.c (delete-char): Update docstring pointing out that the
function ignores `delete-active-region' and `overwrite-mode'.

1 files changed, 2 insertions, 1 deletions

diff --git a/src/cmds.c b/src/cmds.c
index fdc3fcac281..7459908828d 100644
--- a/src/cmds.c
+++ b/src/cmds.c
@@ -229,7 +229,8 @@ Optional second arg KILLFLAG non-nil means kill instead (save in kill ring).
 Interactively, N is the prefix arg, and KILLFLAG is set if
 N was explicitly specified.
 
-The command `delete-forward-char' is preferable for interactive use.  */)
+The command `delete-forward-char' is preferable for interactive use, e.g.
+because it respects values of `delete-active-region' and `overwrite-mode'.  */)
   (Lisp_Object n, Lisp_Object killflag)
 {
   EMACS_INT pos;