[PATCH] fix build issue with gcc 4.6+

Debian patch from http://patch-tracker.debian.org/patch/series/dl/blackbox/0.70.1-13/textpropertytostring-unconditional.diff

Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>

Description: Declare bt::textPropertyToString unconditionally.
Author: Jakub Wilk <jwilk@debian.org>
Forwarded: no
Bug-Debian: http://bugs.debian.org/614468
Last-Update: 2011-03-12

--- a/lib/Util.hh
+++ b/lib/Util.hh
@@ -25,6 +25,8 @@
 #ifndef __Util_hh
 #define __Util_hh
 
+#include <X11/Xutil.h>
+
 #include <limits.h>
 #include <string>
 
@@ -94,10 +96,8 @@
 
   std::string tolower(const std::string &string);
 
-#ifdef _XUTIL_H_
   std::string textPropertyToString(::Display *display,
                                    ::XTextProperty& text_prop);
-#endif
 
 } // namespace bt