/* clktck.c - get the value of CLK_TCK. *//* Copyright (C) 1997 Free Software Foundation, Inc.   This file is part of GNU Bash, the Bourne Again SHell.   Bash is free software; you can redistribute it and/or modify it under   the terms of the GNU General Public License as published by the Free   Software Foundation; either version 2, or (at your option) any later   version.   Bash is distributed in the hope that it will be useful, but WITHOUT ANY   WARRANTY; without even the implied warranty of MERCHANTABILITY or   FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License   for more details.   You should have received a copy of the GNU General Public License along   with Bash; see the file COPYING.  If not, write to the Free Software   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA */#include <config.h>#include <bashtypes.h>#include <sys/param.h>#if defined (HAVE_UNISTD_H)#  include <unistd.h>#endif#if !defined (HAVE_SYSCONF) || !defined (_SC_CLK_TCK)#  if !defined (CLK_TCK)#    if defined (HZ)#      define CLK_TCK HZ#    else#      define CLK_TCK 60#    endif#  endif /* !CLK_TCK */#endif /* !HAVE_SYSCONF && !_SC_CLK_TCK */longget_clk_tck (){  static long retval = 0;  if (retval != 0)    return (retval);#if defined (HAVE_SYSCONF) && defined (_SC_CLK_TCK)  retval = sysconf (_SC_CLK_TCK);#else /* !SYSCONF || !_SC_CLK_TCK */  retval = CLK_TCK;#endif /* !SYSCONF || !_SC_CLK_TCK */  return (retval);}