+#AC_CHECK_LIB(mng, mng_initialize,[
+# MNG_LIBS="-lmng -lz"
+# AC_DEFINE(HAVE_LIBMNG,[], [ Define if MNG library is available ] )
+# AC_SUBST(MNG_LIBS)
+# AM_CONDITIONAL(HAVE_LIBMNG,true)
+#],[
+# AC_MSG_RESULT([ *** MNG Output target disabled])
+# TARGET_MNG="no"
+# AM_CONDITIONAL(HAVE_LIBMNG,false)
+#],[-lz -L${exec_prefix}/lib])
+