+AM_CONDITIONAL(ENABLE_TIMESYNCD, [test "$have_timesyncd" = "yes"])
+
+AC_ARG_WITH(ntp-servers,
+ AS_HELP_STRING([--with-ntp-servers=NTPSERVERS],
+ [Space-separated list of default NTP servers]),
+ [NTP_SERVERS="$withval"],
+ [NTP_SERVERS="time1.google.com time2.google.com time3.google.com time4.google.com"])
+
+AC_DEFINE_UNQUOTED(NTP_SERVERS, ["$NTP_SERVERS"], [Default NTP Servers])
+AC_SUBST(NTP_SERVERS)
+
+AC_ARG_WITH(time-epoch,
+ AS_HELP_STRING([--with-time-epoch=SECONDS],
+ [Time epoch for time clients]),
+ [TIME_EPOCH="$withval"],
+ [TIME_EPOCH="`stat -c %Y ${srcdir}/NEWS 2>/dev/null || echo 0`"])
+
+AC_DEFINE_UNQUOTED(TIME_EPOCH, [$TIME_EPOCH], [Time Epoch])
+
+# ------------------------------------------------------------------------------
+AC_ARG_WITH(system-uid-max,
+ AS_HELP_STRING([--with-system-uid-max=UID]
+ [Maximum UID for system users]),
+ [SYSTEM_UID_MAX="$withval"],
+ [SYSTEM_UID_MAX="`awk 'BEGIN { uid=999 } /^\s*SYS_UID_MAX\s+/ { uid=$2 } END { print uid }' /etc/login.defs 2>/dev/null || echo 999`"])
+
+AC_DEFINE_UNQUOTED(SYSTEM_UID_MAX, [$SYSTEM_UID_MAX], [Maximum System UID])
+AC_SUBST(SYSTEM_UID_MAX)
+
+# ------------------------------------------------------------------------------
+AC_ARG_WITH(system-gid-max,
+ AS_HELP_STRING([--with-system-gid-max=GID]
+ [Maximum GID for system groups]),
+ [SYSTEM_GID_MAX="$withval"],
+ [SYSTEM_GID_MAX="`awk 'BEGIN { gid=999 } /^\s*SYS_GID_MAX\s+/ { gid=$2 } END { print gid }' /etc/login.defs 2>/dev/null || echo 999`"])
+
+AC_DEFINE_UNQUOTED(SYSTEM_GID_MAX, [$SYSTEM_GID_MAX], [Maximum System GID])
+AC_SUBST(SYSTEM_GID_MAX)