AM_COND_IF([WITH_SYSTEMD],
AC_DEFINE([SYSTEMD], 1, [Enable support for systemd notifications]))
AS_IF([test "x${enable_systemd}" = "xyes"], [
AM_COND_IF([WITH_SYSTEMD],
AC_DEFINE([SYSTEMD], 1, [Enable support for systemd notifications]))
AS_IF([test "x${enable_systemd}" = "xyes"], [