AC_SUBST(HAVE_HOWL)
AM_CONDITIONAL([HAVE_HOWL], [test "x$HAVE_HOWL" = x1])
+PKG_CHECK_MODULES(LIBASYNCNS, [ libasyncns >= 0.1 ], HAVE_LIBASYNCNS=1, HAVE_LIBASYNCNS=0)
+AC_SUBST(LIBASYNCNS_CFLAGS)
+AC_SUBST(LIBASYNCNS_LIBS)
+AC_SUBST(HAVE_LIBASYNCNS)
+AM_CONDITIONAL([HAVE_LIBASYNCNS], [test "x$HAVE_LIBASYNCNS" = x1])
+
+if test "x$HAVE_LIBASYNCNS" != "x0" ; then
+ AC_DEFINE([HAVE_LIBASYNCNS], 1, [Have libasyncns?])
+fi
+
AC_PATH_PROG([M4], [m4 gm4], [no])
if test "x$M4" = xno ; then
AC_MSG_ERROR([m4 missing])