diff -p -up ./configure.in.orig ./configure.in --- ./configure.in.orig 2012-12-01 14:47:39.330263154 +0000 +++ ./configure.in 2012-12-01 14:47:48.608875395 +0000 @@ -41,8 +41,7 @@ XDT_CHECK_PACKAGE([LIBXFCE4UI], [libxfce XDT_CHECK_PACKAGE([LIBXFCE4UTIL], [libxfce4util-1.0], [4.4.0]) dnl Check for debugging support -BM_DEBUG_SUPPORT() -dnl # XDT_FEATURE_DEBUG() +XDT_FEATURE_DEBUG() AC_OUTPUT([ Makefile