Copy-edit doc strings and comments wrt bignum and fixnum

Don't say that a value is a fixnum if small enough and a bignum
otherwise, because that is now how Lisp integers always work,
and we generally don't expose the fixnum/bignum difference to the user
unless really necessary.

* src/charset.c (Fencode_char):
* src/editfns.c (Fuser_uid, Fuser_real_uid, Fgroup_gid)
(Fgroup_real_gid, Femacs_pid):
* src/font.c (Ffont_variation_glyphs):
* src/process.c (Fprocess_id):
Edit doc strings.
* src/pgtkselect.c:
* src/xselect.c: Edit comments.

1 files changed, 2 insertions, 3 deletions

diff --git a/src/charset.c b/src/charset.c
index 9edbd4c8c84..bb59262fe98 100644
--- a/src/charset.c
+++ b/src/charset.c
@@ -1852,9 +1852,8 @@ although this usage is obsolescent.  */)
 
 DEFUN ("encode-char", Fencode_char, Sencode_char, 2, 2, 0,
        doc: /* Encode the character CH into a code-point of CHARSET.
-Return the encoded code-point, a fixnum if its value is small enough,
-otherwise a bignum.
-Return nil if CHARSET doesn't support CH.  */)
+Return the encoded code-point as an integer,
+or nil if CHARSET doesn't support CH.  */)
   (Lisp_Object ch, Lisp_Object charset)
 {
   int c, id;