+--- libguestfs-1.12.11/daemon/configure.ac~ 2011-12-22 20:06:47.000000000 +0100
++++ libguestfs-1.12.11/daemon/configure.ac 2012-03-16 20:17:43.343161378 +0100
+@@ -168,6 +168,15 @@
+ ],
+ [AC_MSG_WARN([augeas not found, some core features will be disabled])])
+
++dnl libxml2 (highly recommended)
++PKG_CHECK_MODULES([LIBXML2], [libxml-2.0],
++ [AC_SUBST([LIBXML2_CFLAGS])
++ AC_SUBST([LIBXML2_LIBS])
++ AC_DEFINE([HAVE_LIBXML2],[1],[libxml2 found at compile time.])
++ ],
++ [AC_MSG_WARN([libxml2 not found, some core features will be disabled])])
++AM_CONDITIONAL([HAVE_LIBXML2],[test "x$LIBXML2_LIBS" != "x"])
++
+ dnl Check for libselinux (optional).
+ AC_CHECK_HEADERS([selinux/selinux.h])
+ AC_CHECK_LIB([selinux],[setexeccon],[