--- virtuoso-opensource-7.1.0/configure.ac~	2014-02-18 02:33:14.000000000 +0900
+++ virtuoso-opensource-7.1.0/configure.ac	2015-08-27 16:48:19.438554242 +0900
@@ -1405,13 +1405,12 @@
     old_CFLAGS="$CFLAGS"
     save_LIBS="$LIBS"
     old_LD_LIBRARY_PATH="$LD_LIBRARY_PATH"
+    WBXML2_CFLAGS="`pkg-config --cflags libwbxml2`"
     case "$with_wbxml2" in
 	yes)
-	   WBXML2_CFLAGS=""
 	   WBXML2_LDFLAGS="-lwbxml2"
 	   ;;
 	*)
-	   WBXML2_CFLAGS="-I$with_wbxml2/include"
 	   WBXML2_LDFLAGS="-L$with_wbxml2/lib -lwbxml2"
 	   LD_LIBRARY_PATH="$LD_LIBRARY_PATH:$with_wbxml2/lib"
 	   export LD_LIBRARY_PATH
@@ -1425,7 +1425,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
-#include <wbxml.h>
+#include <wbxml/wbxml.h>
 int
 main ()
 {