--- /dev/null
+/*
+ * Copyright (C) 2008 The Android Open Source Project
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
+ * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+#ifndef _SYS_SYSCONF_H_
+#define _SYS_SYSCONF_H_
+
+#include <sys/cdefs.h>
+
+__BEGIN_DECLS
+
+/* as listed by Posix sysconf() description */
+/* most of these will return -1 and ENOSYS */
+
+#define _SC_ARG_MAX 0x0000
+#define _SC_BC_BASE_MAX 0x0001
+#define _SC_BC_DIM_MAX 0x0002
+#define _SC_BC_SCALE_MAX 0x0003
+#define _SC_BC_STRING_MAX 0x0004
+#define _SC_CHILD_MAX 0x0005
+#define _SC_CLK_TCK 0x0006
+#define _SC_COLL_WEIGHTS_MAX 0x0007
+#define _SC_EXPR_NEST_MAX 0x0008
+#define _SC_LINE_MAX 0x0009
+#define _SC_NGROUPS_MAX 0x000a
+#define _SC_OPEN_MAX 0x000b
+#define _SC_PASS_MAX 0x000c
+#define _SC_2_C_BIND 0x000d
+#define _SC_2_C_DEV 0x000e
+#define _SC_2_C_VERSION 0x000f
+#define _SC_2_CHAR_TERM 0x0010
+#define _SC_2_FORT_DEV 0x0011
+#define _SC_2_FORT_RUN 0x0012
+#define _SC_2_LOCALEDEF 0x0013
+#define _SC_2_SW_DEV 0x0014
+#define _SC_2_UPE 0x0015
+#define _SC_2_VERSION 0x0016
+#define _SC_JOB_CONTROL 0x0017
+#define _SC_SAVED_IDS 0x0018
+#define _SC_VERSION 0x0019
+#define _SC_RE_DUP_MAX 0x001a
+#define _SC_STREAM_MAX 0x001b
+#define _SC_TZNAME_MAX 0x001c
+#define _SC_XOPEN_CRYPT 0x001d
+#define _SC_XOPEN_ENH_I18N 0x001e
+#define _SC_XOPEN_SHM 0x001f
+#define _SC_XOPEN_VERSION 0x0020
+#define _SC_XOPEN_XCU_VERSION 0x0021
+#define _SC_XOPEN_REALTIME 0x0022
+#define _SC_XOPEN_REALTIME_THREADS 0x0023
+#define _SC_XOPEN_LEGACY 0x0024
+#define _SC_ATEXIT_MAX 0x0025
+#define _SC_IOV_MAX 0x0026
+#define _SC_PAGESIZE 0x0027
+#define _SC_PAGE_SIZE 0x0028
+#define _SC_XOPEN_UNIX 0x0029
+#define _SC_XBS5_ILP32_OFF32 0x002a
+#define _SC_XBS5_ILP32_OFFBIG 0x002b
+#define _SC_XBS5_LP64_OFF64 0x002c
+#define _SC_XBS5_LPBIG_OFFBIG 0x002d
+#define _SC_AIO_LISTIO_MAX 0x002e
+#define _SC_AIO_MAX 0x002f
+#define _SC_AIO_PRIO_DELTA_MAX 0x0030
+#define _SC_DELAYTIMER_MAX 0x0031
+#define _SC_MQ_OPEN_MAX 0x0032
+#define _SC_MQ_PRIO_MAX 0x0033
+#define _SC_RTSIG_MAX 0x0034
+#define _SC_SEM_NSEMS_MAX 0x0035
+#define _SC_SEM_VALUE_MAX 0x0036
+#define _SC_SIGQUEUE_MAX 0x0037
+#define _SC_TIMER_MAX 0x0038
+#define _SC_ASYNCHRONOUS_IO 0x0039
+#define _SC_FSYNC 0x003a
+#define _SC_MAPPED_FILES 0x003b
+#define _SC_MEMLOCK 0x003c
+#define _SC_MEMLOCK_RANGE 0x003d
+#define _SC_MEMORY_PROTECTION 0x003e
+#define _SC_MESSAGE_PASSING 0x003f
+#define _SC_PRIORITIZED_IO 0x0040
+#define _SC_PRIORITY_SCHEDULING 0x0041
+#define _SC_REALTIME_SIGNALS 0x0042
+#define _SC_SEMAPHORES 0x0043
+#define _SC_SHARED_MEMORY_OBJECTS 0x0044
+#define _SC_SYNCHRONIZED_IO 0x0045
+#define _SC_TIMERS 0x0046
+#define _SC_GETGR_R_SIZE_MAX 0x0047
+#define _SC_GETPW_R_SIZE_MAX 0x0048
+#define _SC_LOGIN_NAME_MAX 0x0049
+#define _SC_THREAD_DESTRUCTOR_ITERATIONS 0x004a
+#define _SC_THREAD_KEYS_MAX 0x004b
+#define _SC_THREAD_STACK_MIN 0x004c
+#define _SC_THREAD_THREADS_MAX 0x004d
+#define _SC_TTY_NAME_MAX 0x004e
+
+#define _SC_THREADS 0x004f
+#define _SC_THREAD_ATTR_STACKADDR 0x0050
+#define _SC_THREAD_ATTR_STACKSIZE 0x0051
+#define _SC_THREAD_PRIORITY_SCHEDULING 0x0052
+#define _SC_THREAD_PRIO_INHERIT 0x0053
+#define _SC_THREAD_PRIO_PROTECT 0x0054
+#define _SC_THREAD_SAFE_FUNCTIONS 0x0055
+
+#define _SC_NPROCESSORS_CONF 0x0060
+#define _SC_NPROCESSORS_ONLN 0x0061
+#define _SC_PHYS_PAGES 0x0062
+#define _SC_AVPHYS_PAGES 0x0063
+
+extern int sysconf (int name);
+
+__END_DECLS
+
+#endif /* _SYS_SYSCONF_H_ */
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