bsd man page for etime

ETIME(3F)																 ETIME(3F)

NAME
       etime, dtime - return elapsed execution time

SYNOPSIS
       function etime (tarray)
       real tarray(2)

       function dtime (tarray)
       real tarray(2)

DESCRIPTION
       These two routines return elapsed runtime in seconds for the calling process.  Dtime returns the elapsed time since the last call to dtime,
       or the start of execution on the first call.

       The argument array returns user time in the first element and system time in the second element.  The function value is the sum of user and
       system time.

       The resolution of all timing is 1/HZ sec. where HZ is currently 60.

FILES
       /usr/lib/libU77.a

SEE ALSO
       times(2)

4.2 Berkeley Distribution					   May 15, 1985 							 ETIME(3F)