Quieten compilation, eg in --without-x builds.

* lisp/dired-aux.el (lpr-printer-switch):
* lisp/frame.el (tool-bar-height):
* lisp/linum.el (font-info):
* lisp/window.el (font-info, overflow-newline-into-fringe)
(tool-bar-height):
* lisp/emacs-lisp/package-x.el (tar-data-buffer):
* lisp/gnus/gnus-util.el (iswitchb-mode):
* lisp/mail/rmailmm.el (libxml-parse-html-region):
* lisp/net/nsm.el (gnutls-peer-status)
(gnutls-peer-status-warning-describe):
* lisp/net/shr.el (libxml-parse-xml-region):
* lisp/url/url-http.el (gnutls-peer-status): Declare.

lisp/dired-aux.el

@@ -413,6 +413,8 @@ into the minibuffer."
       ;; Now the original list FILES has been put back as it was.
       (nconc past pending))))
 
+(defvar lpr-printer-switch)
+
 ;;;###autoload
 (defun dired-do-print (&optional arg)
   "Print the marked (or next ARG) files.

lisp/emacs-lisp/package-x.el

@@ -156,6 +156,7 @@ DESCRIPTION is the text of the news item."
 			       archive-url))
 
 (declare-function lm-commentary "lisp-mnt" (&optional file))
+(defvar tar-data-buffer)
 
 (defun package-upload-buffer-internal (pkg-desc extension &optional archive-url)
   "Upload a package whose contents are in the current buffer.

lisp/frame.el

@@ -217,6 +217,7 @@ This function runs the hook `focus-out-hook'."
   "Non-nil means function `frame-notice-user-settings' wasn't run yet.")
 
 (declare-function tool-bar-mode "tool-bar" (&optional arg))
+(declare-function tool-bar-height "xdisp.c" (&optional frame pixelwise))
 
 (defalias 'tool-bar-lines-needed 'tool-bar-height)
 

lisp/gnus/gnus-util.el

@@ -1578,6 +1578,7 @@ SPEC is a predicate specifier that contains stuff like `or', `and',
 		  (prompt &optional default require-match
 			  _predicate start matches-set))
 (defvar iswitchb-temp-buflist)
+(defvar iswitchb-mode)
 
 (defun gnus-iswitchb-completing-read (prompt collection &optional require-match
                                             initial-input history def)

lisp/linum.el

@@ -138,6 +138,9 @@ Linum mode is a buffer-local minor mode."
       (mapc #'delete-overlay linum-available)
       (setq linum-available nil))))
 
+;; Behind display-graphic-p test.
+(declare-function font-info "font.c" (name &optional frame))
+
 (defun linum--face-width (face)
   (let ((info (font-info (face-font face)))
 	width)

lisp/mail/rmailmm.el

@@ -135,9 +135,10 @@ automatically display the image in the buffer."
   (cond ((fboundp 'libxml-parse-html-region) 'rmail-mime-render-html-shr)
 	((executable-find "lynx") 'rmail-mime-render-html-lynx)
 	(t nil))
-  "Function to convert HTML to text.  Called with buffer containing HTML
-extracted from message in a temporary buffer.  Converts to text in current 
-buffer. If NIL, display HTML source."
+  "Function to convert HTML to text.
+Called with buffer containing HTML extracted from message in a
+temporary buffer.  Converts to text in current buffer.  If nil,
+display HTML source."
   :group 'rmail
   :version "25.1"
   :type '(choice function (const nil)))
@@ -705,6 +706,9 @@ HEADER is a header component of a MIME-entity object (see
 	      (insert-buffer-substring source-buffer))
 	    (rmail-mime-fix-inserted-faces start)))))))
 
+(declare-function libxml-parse-html-region "xml.c"
+		  (start end &optional base-url discard-comments))
+
 (defun rmail-mime-render-html-shr (source-buffer)
   (let ((dom (with-current-buffer source-buffer
 	       (libxml-parse-html-region (point-min) (point-max))))
@@ -732,12 +736,12 @@ HEADER is a header component of a MIME-entity object (see
 (defun rmail-mime-fix-inserted-faces (start)
   (while (< start (point))
     (let ((face (get-text-property start 'face))
-	  (next (next-single-property-change 
+	  (next (next-single-property-change
 		 start 'face (current-buffer) (point))))
       (if face				; anything to do?
 	  (put-text-property start next 'font-lock-face face))
       (setq start next))))
-    
+
 (defun rmail-mime-toggle-button (button)
   "Hide or show the body of the MIME-entity associated with BUTTON."
   (save-excursion

lisp/net/nsm.el

@@ -76,6 +76,8 @@ stored in plain text."
   "If non-nil, the connection is opened in a non-interactive context.
 This means that no queries should be performed.")
 
+(declare-function gnutls-peer-status "gnutls.c" (proc))
+
 (defun nsm-verify-connection (process host port &optional
 				      save-fingerprint warn-unencrypted)
   "Verify the security status of PROCESS that's connected to HOST:PORT.
@@ -122,6 +124,9 @@ unencrypted."
 	(nsm-check-protocol process host port status settings)
       process)))
 
+(declare-function gnutls-peer-status-warning-describe "gnutls.c"
+		  (status-symbol))
+
 (defun nsm-check-certificate (process host port status settings)
   (let ((warnings (plist-get status :warnings)))
     (cond

lisp/net/shr.el

@@ -949,6 +949,9 @@ Return a string with image data."
 		(search-forward "\r\n\r\n" nil t))
 	(shr-parse-image-data)))))
 
+(declare-function libxml-parse-xml-region "xml.c"
+		  (start end &optional base-url discard-comments))
+
 (defun shr-parse-image-data ()
   (let ((data (buffer-substring (point) (point-max)))
 	(content-type

lisp/url/url-http.el

@@ -485,6 +485,8 @@ work correctly."
     )
   )
 
+(declare-function gnutls-peer-status "gnutls.c" (proc))
+
 (defun url-http-parse-headers ()
  "Parse and handle HTTP specific headers.
 Return t if and only if the current buffer is still active and

lisp/window.el

@@ -1835,6 +1835,8 @@ optional argument PIXELWISE is passed to the functions."
       (window-body-width window pixelwise)
     (window-body-height window pixelwise)))
 
+(declare-function font-info "font.c" (name &optional frame))
+
 (defun window-font-width (&optional window face)
    "Return average character width for the font of FACE used in WINDOW.
 WINDOW must be a live window and defaults to the selected one.
@@ -1866,6 +1868,8 @@ information for the remapped face."
 	   (aref info 3))
        (frame-char-height))))
 
+(defvar overflow-newline-into-fringe)
+
 (defun window-max-chars-per-line (&optional window face)
   "Return the number of characters that can be displayed on one line in WINDOW.
 WINDOW must be a live window and defaults to the selected one.
@@ -7187,6 +7191,8 @@ See also `fit-frame-to-buffer-margins'."
 	     (<= left (- right margin)) (<= margin right))
     margin))
 
+(declare-function tool-bar-height "xdisp.c" (&optional frame pixelwise))
+
 (defun fit-frame-to-buffer (&optional frame max-height min-height max-width min-width only)
   "Adjust size of FRAME to display the contents of its buffer exactly.
 FRAME can be any live frame and defaults to the selected one.