Parameters

   Input
 

timetm

   A tm structure that expresses a relative time. On input, tm_wday
   and tm_yday are ignored.
 

tns

   Nanoseconds since time component.
 

inacctm

   A tm structure that expresses seconds of inaccuracy. If tm_yday
   is negative, the inaccuracy is considered to be infinite. On
   input, tm_mday, tm_mon, tm_year, tm_wday, tm_isdst, and tm_zone
   are ignored.
 

ins

   Nanoseconds of inaccuracy component.

   Output
 

utc

   Resulting relative binary timestamp.