diff -u auctex-11.87.tmp/tex-buf.el auctex-11.87/tex-buf.el
--- auctex-11.87.tmp/tex-buf.el	2014-08-24 12:20:09.911400123 +0200
+++ auctex-11.87/tex-buf.el	2014-08-24 12:01:40.451359465 +0200
@@ -321,8 +321,8 @@
     (TeX-process-set-variable file 'TeX-command-next TeX-command-Show)
     (funcall hook name command file)))
 
-(defun TeX-command-expand (command file &optional list)
-  "Expand COMMAND for FILE as described in LIST.
+(defun TeX-command-expand (command filefunc &optional list)
+  "Expand COMMAND for FILEFUNC as described in LIST.
 LIST default to `TeX-expand-list'.  As a special exception,
 `%%' can be used to produce a single `%' sign in the output
 without further expansion."
@@ -332,7 +332,7 @@
 	(file `(lambda (&rest args)
 		 (shell-quote-argument
 		  (concat (and (stringp TeX-command-pos) TeX-command-pos)
-			  (apply ',file args)
+			  (apply ',filefunc args)
 			  (and (stringp TeX-command-pos) TeX-command-pos)))))
         expansion-res case-fold-search string expansion arguments)
     (setq list (cons
diff -u auctex-11.87.tmp/tex.el auctex-11.87/tex.el
--- auctex-11.87.tmp/tex.el	2014-08-24 12:22:03.527404286 +0200
+++ auctex-11.87/tex.el	2014-08-24 11:57:35.895350503 +0200
@@ -494,7 +494,7 @@
 		      (setq pos (+ pos (length TeX-command-text) 9)
 			    TeX-command-pos
 			    (and (string-match " "
-					      (funcall file t t))
+					      (funcall filefunc t t))
 				 "\""))
 		      (concat TeX-command-text " \"\\input\""))
 		  (setq TeX-command-pos nil)