src/fileio.c: Silence compiler warnings.

* fileio.c (Fcopy_file) [!WINDOWSNT]: Don't declare on Windows
variables not used there.

src/ChangeLog

+2013-12-30  Juanma Barranquero  <lekktu@gmail.com>
+
+	* fileio.c (Fcopy_file) [!WINDOWSNT]: Don't declare on Windows
+	variables not used there.
+
 2013-12-30  Eli Zaretskii  <eliz@gnu.org>
 
 	* w32.c (sys_umask): New function.  (Bug#16299)

src/fileio.c

@@ -1943,8 +1943,6 @@ permissions.  */)
   struct gcpro gcpro1, gcpro2, gcpro3, gcpro4;
   ptrdiff_t count = SPECPDL_INDEX ();
   Lisp_Object encoded_file, encoded_newname;
-  bool already_exists = false;
-  mode_t new_mask;
 #if HAVE_LIBSELINUX
   security_context_t con;
   int conlength = 0;
@@ -1952,6 +1950,8 @@ permissions.  */)
 #ifdef WINDOWSNT
   int result;
 #else
+  bool already_exists = false;
+  mode_t new_mask;
   int ifd, ofd;
   int n;
   char buf[16 * 1024];