+/* Copyright (C) 1991 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Library General Public License as
+published by the Free Software Foundation; either version 2 of the
+License, or (at your option) any later version.
+
+The GNU C Library 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
+Library General Public License for more details.
+
+You should have received a copy of the GNU Library General Public
+License along with the GNU C Library; see the file COPYING.LIB. If
+not, write to the Free Software Foundation, Inc., 675 Mass Ave,
+Cambridge, MA 02139, USA. */
+
+#ifndef _SYS_VTIMES_H
+
+#define _SYS_VTIMES_H 1
+#include <features.h>
+
+/* This interface is obsolete; use `getrusage' instead. */
+
+/* Granularity of the `vm_utime' and `vm_stime' fields of a `struct vtimes'.
+ (This is the frequency of the machine's power supply, in Hz.) */
+#define VTIMES_UNITS_PER_SECOND 60
+
+struct vtimes
+ {
+ /* User time used in units of 1/VTIMES_UNITS_PER_SECOND seconds. */
+ int vm_utime;
+ /* System time used in units of 1/VTIMES_UNITS_PER_SECOND seconds. */
+ int vm_stime;
+
+ /* Amount of data and stack memory used (kilobyte-seconds). */
+ unsigned int vm_idsrss;
+ /* Amount of text memory used (kilobyte-seconds). */
+ unsigned int vm_ixrss;
+ /* Maximum resident set size (text, data, and stack) (kilobytes). */
+ int vm_maxrss;
+
+ /* Number of hard page faults (i.e. those that required I/O). */
+ int vm_majflt;
+ /* Number of soft page faults (i.e. those serviced by reclaiming
+ a page from the list of pages awaiting reallocation. */
+ int vm_minflt;
+
+ /* Number of times a process was swapped out of physical memory. */
+ int vm_nswap;
+
+ /* Number of input operations via the file system. Note: This
+ and `ru_outblock' do not include operations with the cache. */
+ int vm_inblk;
+ /* Number of output operations via the file system. */
+ int vm_outblk;
+ };
+
+/* If CURRENT is not NULL, write statistics for the current process into
+ *CURRENT. If CHILD is not NULL, write statistics for all terminated child
+ processes into *CHILD. Returns 0 for success, -1 for failure. */
+int EXFUN(vtimes, (struct vtimes *__current, struct vtimes *__child));
+
+#endif /* sys/vtimes.h */