lcdgps -VERSION (return code: 0)
lcdgs revision 3.16-4
lcdgps --help (return code: 1)
lcdgps: invalid option -- '-'
Usage: lcdgps [-h] [-v] [-V] [-s] [-l {d|m|s}] [-u {i|m|n}] [server[:port:[device]]]
-h Show this help, then exit
-V Show version, then exit
-s Sleep for 10 seconds before starting
-j Turn on anti-jitter buffering
-l {d|m|s} Select lat/lon format
d = DD.dddddd (default)
m = DD MM.mmmm'
s = DD MM' SS.sss"
-u {i|m|n} Select Units
i = Imperial (default)
m = Metric'
n = Nautical"