package Ġio . is land time . meas ures . internal Ċ Ċ import Ġio . is land time . internal . NAN O SECONDS _ PER _ SECOND Ċ import Ġio . is land time . meas ures . Nan oseconds Ċ import Ġio . is land time . meas ures . Seconds Ċ Ċ internal Ġin fix Ġfun ĠNan oseconds . plus Unchecked ( seconds : ĠSecond s ): ĠNan oseconds Ġ= ĊĠĠĠ ĠNan oseconds ( value Ġ+ Ġseconds . value Ġ* ĠN AN O SECONDS _ PER _ SECOND ) Ċ