Remove references to OS/2 in code, doc, and comments

* lisp/gnus/nnheader.el (nnheader-read-timeout)
(nnheader-file-name-translation-alist): Remove OS/2 case, and simplify.
* lisp/emulation/viper-util.el (viper-color-defined-p):
* lisp/net/pop3.el (pop3-read-timeout):
* lisp/net/imap.el (imap-read-timeout):
* lisp/url/url-privacy.el (url-setup-privacy-info): Remove OS/2 case.
* lisp/emulation/viper-ex.el (viper-glob-function):
* lisp/vc/ediff-util.el (ediff-submit-report): Doc fix.
* lisp/cus-edit.el (custom-display): Remove "pm" (OS/2).
* doc/emacs/msdos-xtra.texi (MS-DOS):
* doc/misc/gnus.texi (Various Various):
* doc/misc/viper.texi (Rudimentary Changes): Remove mentions of OS/2.
; * lisp/url/url.el, lisp/url/url-vars.el:
; * lisp/progmodes/cperl-mode.el: Remove old comments.

3 files changed, 4 insertions, 4 deletions

diff --git a/doc/emacs/msdos-xtra.texi b/doc/emacs/msdos-xtra.texi
index 4ac734ed3d3..0d98dc81c1e 100644
--- a/doc/emacs/msdos-xtra.texi
+++ b/doc/emacs/msdos-xtra.texi
@@ -22,7 +22,7 @@ current operating systems Windows is in
 @end ifnottex
 
   If you build Emacs for MS-DOS, the binary will also run on Windows
-3.X, Windows NT, Windows 9X/ME, Windows 2000/XP, or OS/2 as a DOS
+3.X, Windows NT, Windows 9X/ME, or Windows 2000/XP as a DOS
 application; all of this chapter applies for all of those systems, if
 you use an Emacs that was built for MS-DOS.
 
diff --git a/doc/misc/gnus.texi b/doc/misc/gnus.texi
index ceeb42b9182..f60a6a43774 100644
--- a/doc/misc/gnus.texi
+++ b/doc/misc/gnus.texi
@@ -26378,7 +26378,7 @@ read when doing the operation described above.
 @cindex characters in file names
 This is an alist that says how to translate characters in file names.
 For instance, if @samp{:} is invalid as a file character in file names
-on your system (you OS/2 user you), you could say something like:
+on your system (you MS Windows user you), you could say something like:
 
 @lisp
 @group
@@ -26387,7 +26387,7 @@ on your system (you OS/2 user you), you could say something like:
 @end group
 @end lisp
 
-In fact, this is the default value for this variable on OS/2 and MS
+In fact, this is (part of) the default value for this variable on MS
 Windows (phooey) systems.
 
 @item gnus-hidden-properties
diff --git a/doc/misc/viper.texi b/doc/misc/viper.texi
index 3e944d99e7f..745d5fadf62 100644
--- a/doc/misc/viper.texi
+++ b/doc/misc/viper.texi
@@ -1767,7 +1767,7 @@ Function used by the command @kbd{#c<move>} to spell.
 @item viper-glob-function
 The value of this variable is the function symbol used to expand wildcard
 symbols. This is platform-dependent. The default tries to set this variable
-to work with most shells, MS Windows, OS/2, etc. However, if it
+to work with most shells, MS Windows, etc.  However, if it
 doesn't work the way you expect, you should write your own.
 Use @code{viper-glob-unix-files} and @code{viper-glob-mswindows-files} in
 @file{viper-util.el} as examples.