--- configure.in	2007-08-07 23:21:00.000000000 +0200
+++ configure_radiusclientng.in	2007-08-07 23:20:54.000000000 +0200
@@ -218,8 +218,15 @@
 	RADIUSLIBS="-lradiusclient"
   AC_SUBST(RADIUSLIBS)
 else
-  AC_MSG_WARN([Skipping radius plugin])
-  AC_MSG_WARN([install radius libs to compile this plugin (see REQUIREMENTS).])
+  AC_CHECK_LIB(radiusclient-ng,rc_read_config)
+  if test "$ac_cv_lib_radiusclient_ng_rc_read_config" = "yes"; then
+    EXTRAS="$EXTRAS check_radius"
+  	  RADIUSLIBS="-lradiusclient-ng"
+    AC_SUBST(RADIUSLIBS)
+  else
+    AC_MSG_WARN([Skipping radius plugin])
+    AC_MSG_WARN([install radius libs to compile this plugin (see REQUIREMENTS).])
+  fi
 fi
 LIBS="$_SAVEDLIBS"