IPV6 \
DEBUG \
NTP_SIGND \
BANCOMM \
GPSVME \
ACTS \
ARBITER \
ARCRON_MSF \
AS2201 \
ATOM \
CHRONOLOG \
CHU \
AUDIO_CHU \
DATUM \
DUMBCLOCK \
FG \
HEATH \
HOPFSERIAL \
HOPFPCI \
HPGPS \
IRIG \
JJY \
JUPITER \
LEITCH \
LOCAL_CLOCK \
MX4200 \
NEOCLOCK4X \
NMEA \
ONCORE \
PALISADE \
PCF \
PERL_UTILS \
PST \
RIPENCC \
SHM \
SPECTRACOM \
TRUETIME \
ULINK \
WWV \
ZYFER \
COMPUTIME \
DCF7000 \
HOPF6021 \
MEINBERG \
RAWDCF \
RCC8000 \
SCHMID \
SEL240X \
TRIMTAIP \
TRIMTSIP \
WHARTON \
VARITEXT \
DOCS \
EXAMPLES
EXAMPLES \
${NTP_DRIVERS}
OPTIONS_DEFAULT= SSL \
NMEA
${NTP_DRIVERS_DEFAULT}
NTPSNMPD_DESC= Build and install ntpsnmpd
NTP_SIGND_DESC= Enable signed NTP
VARITEXT
NTP_DRIVERS_DEFAULT= \
ZYFER