# Use CXXFLAGS to built c++ components 
--- configure.ac.old	2013-01-22 09:20:31.000000000 +0100
+++ configure.ac	2013-01-22 09:20:43.000000000 +0100
@@ -87,7 +87,7 @@
 ACX_PTHREAD
 if test x"$acx_pthread_ok" = xyes; then
 	CFLAGS="${CFLAGS} ${PTHREAD_CFLAGS}"
-	CXXFLAGS="${CFLAGS} ${PTHREAD_CFLAGS}"
+	CXXFLAGS="${CXXFLAGS} ${PTHREAD_CFLAGS}"
 fi
 
 AC_SYS_POSIX_TERMIOS()