File agg-2.5.dif of Package agg

--- configure.in
+++ configure.in	2008/09/30 14:14:14
@@ -121,7 +121,13 @@
   AC_MSG_WARN([*** X11 not found! Omitting X11 layer.])
 fi
 AM_CONDITIONAL(ENABLE_X11,[test x$no_x = x -a xno != x$enable_platform -a x$win32_host != xyes])
+if test x"$x_includes" = x; then
+  x_includes="/usr/include"
+fi 
 AC_SUBST(x_includes)
+if test x"$x_libraries" = x; then
+  x_libraries="/usr/lib"
+fi
 AC_SUBST(x_libraries)
 dnl ###############################################