/*
-@deftypefn Supplemental long clock ()
+@deftypefn Supplemental long clock (void)
Returns an approximation of the CPU time used by the process as a
@code{clock_t}; divide this number by @samp{CLOCKS_PER_SEC} to get the
/* FIXME: should be able to declare as clock_t. */
long
-clock ()
+clock (void)
{
#ifdef HAVE_GETRUSAGE
struct rusage rusage;