AC_SUBST([RT_PLUGIN_PATH_R], ${exp_prefix}/${exp_plugindir})
AC_SUBST([MASON_DATA_PATH_R], ${exp_prefix}/${exp_masonstatedir})
AC_SUBST([MASON_SESSION_PATH_R], ${exp_prefix}/${exp_sessionstatedir})
AC_SUBST([RT_PLUGIN_PATH_R], ${exp_prefix}/${exp_plugindir})
AC_SUBST([MASON_DATA_PATH_R], ${exp_prefix}/${exp_masonstatedir})
AC_SUBST([MASON_SESSION_PATH_R], ${exp_prefix}/${exp_sessionstatedir})