tai2tai64n - convert TAI timestamps to TAI64N

tai2tai64n

tai2tai64n reads lines from standard input. If a line does not begin with a TAI label, tai2tai64n writes it out without change. Otherwise, tai2tai64n converts the timestamp to TAI64N format, and writes out the converted timestamp followed by the rest of the original line.

multilog(8), tai64n(8), tai64nlocal(8), tai64n2tai(1),