The Open Group Base Specifications Issue 6
IEEE Std 1003.1, 2004 Edition
Copyright © 2001-2004 The IEEE and The Open Group
A newer edition of this document exists
here
Base Definitions: Detailed ToC
Introduction
Scope
Conformance
Normative References
Terminology
can
implementation-defined
legacy
may
shall
should
undefined
unspecified
Portability
Codes
Margin Code Notation
A Feature Dependent on One or Two Options
A Feature Dependent on Either of the Options Denoted
A Feature Dependent on More than Two Options
Large Sections Dependent on an Option
Footnotes
Conformance
Implementation Conformance
Requirements
Documentation
POSIX Conformance
POSIX System Interfaces
POSIX Shell and Utilities
XSI Conformance
XSI System Interfaces
XSI Shell and Utilities Conformance
Option Groups
Subprofiling Considerations
XSI Option Groups
Encryption
Realtime
Advanced Realtime
Realtime Threads
Advanced Realtime Threads
Tracing
XSI STREAMS
Legacy
Options
System Interfaces
Shell and Utilities
Application Conformance
Strictly Conforming POSIX Application
Conforming POSIX Application
ISO/IEC Conforming POSIX Application
<National Body> Conforming POSIX Application
Conforming POSIX Application Using Extensions
Strictly Conforming XSI Application
Conforming XSI Application Using Extensions
Language-Dependent Services for the C Programming Language
Other Language-Related Specifications
Footnotes
Definitions
Abortive Release
Absolute Pathname
Access Mode
Additional File Access Control Mechanism
Address Space
Advisory Information
Affirmative Response
Alert
Alert Character (<alert>)
Alias Name
Alignment
Alternate File Access Control Mechanism
Alternate Signal Stack
Ancillary Data
Angle Brackets
Application
Application Address
Application Program Interface (API)
Appropriate Privileges
Argument
Arm (a Timer)
Asterisk
Async-Cancel-Safe Function
Asynchronous Events
Asynchronous Input and Output
Async-Signal-Safe Function
Asynchronously-Generated Signal
Asynchronous I/O Completion
Asynchronous I/O Operation
Authentication
Authorization
Background Job
Background Process
Background Process Group (or Background Job)
Backquote
Backslash
Backspace Character (<backspace>)
Barrier
Base Character
Basename
Basic Regular Expression (BRE)
Batch Access List
Batch Administrator
Batch Client
Batch Destination
Batch Destination Identifier
Batch Directive
Batch Job
Batch Job Attribute
Batch Job Identifier
Batch Job Name
Batch Job Owner
Batch Job Priority
Batch Job State
Batch Name Service
Batch Name Space
Batch Node
Batch Operator
Batch Queue
Batch Queue Attribute
Batch Queue Position
Batch Queue Priority
Batch Rerunability
Batch Restart
Batch Server
Batch Server Name
Batch Service
Batch Service Request
Batch Submission
Batch System
Batch Target User
Batch User
Bind
Blank Character (<blank>)
Blank Line
Blocked Process (or Thread)
Blocking
Block-Mode Terminal
Block Special File
Braces
Brackets
Broadcast
Built-In Utility (or Built-In)
Byte
Byte Input/Output Functions
Carriage-Return Character (<carriage-return>)
Character
Character Array
Character Class
Character Set
Character Special File
Character String
Child Process
Circumflex
Clock
Clock Jump
Clock Tick
Coded Character Set
Codeset
Collating Element
Collation
Collation Sequence
Column Position
Command
Command Language Interpreter
Composite Graphic Symbol
Condition Variable
Connection
Connection Mode
Connectionless Mode
Control Character
Control Operator
Controlling Process
Controlling Terminal
Conversion Descriptor
Core File
CPU Time (Execution Time)
CPU-Time Clock
CPU-Time Timer
Current Job
Current Working Directory
Cursor Position
Datagram
Data Segment
Deferred Batch Service
Device
Device ID
Directory
Directory Entry (or Link)
Directory Stream
Disarm (a Timer)
Display
Display Line
Dollar Sign
Dot
Dot-Dot
Double-Quote
Downshifting
Driver
Effective Group ID
Effective User ID
Eight-Bit Transparency
Empty Directory
Empty Line
Empty String (or Null String)
Empty Wide-Character String
Encoding Rule
Entire Regular Expression
Epoch
Equivalence Class
Era
Event Management
Executable File
Execute
Execution Time
Execution Time Monitoring
Expand
Extended Regular Expression (ERE)
Extended Security Controls
Feature Test Macro
Field
FIFO Special File (or FIFO)
File
File Description
File Descriptor
File Group Class
File Mode
File Mode Bits
Filename
Filename Portability
File Offset
File Other Class
File Owner Class
File Permission Bits
File Serial Number
File System
File Type
Filter
First Open (of a File)
Flow Control
Foreground Job
Foreground Process
Foreground Process Group (or Foreground Job)
Foreground Process Group ID
Form-Feed Character (<form-feed>)
Graphic Character
Group Database
Group ID
Group Name
Hard Limit
Hard Link
Home Directory
Host Byte Order
Incomplete Line
Inf
Instrumented Application
Interactive Shell
Internationalization
Interprocess Communication
Invoke
Job
Job Control
Job Control Job ID
Last Close (of a File)
Line
Linger
Link
Link Count
Local Customs
Local Interprocess Communication (Local IPC)
Locale
Localization
Login
Login Name
Map
Marked Message
Matched
Memory Mapped Files
Memory Object
Memory-Resident
Message
Message Catalog
Message Catalog Descriptor
Message Queue
Mode
Monotonic Clock
Mount Point
Multi-Character Collating Element
Mutex
Name
Named STREAM
NaN (Not a Number)
Native Language
Negative Response
Network
Network Address
Network Byte Order
Newline Character (<newline>)
Nice Value
Non-Blocking
Non-Spacing Characters
NUL
Null Byte
Null Pointer
Null String
Null Wide-Character Code
Number Sign
Object File
Octet
Offset Maximum
Opaque Address
Open File
Open File Description
Operand
Operator
Option
Option-Argument
Orientation
Orphaned Process Group
Page
Page Size
Parameter
Parent Directory
Parent Process
Parent Process ID
Pathname
Pathname Component
Path Prefix
Pattern
Period
Permissions
Persistence
Pipe
Polling
Portable Character Set
Portable Filename Character Set
Positional Parameter
Preallocation
Preempted Process (or Thread)
Previous Job
Printable Character
Printable File
Priority
Priority Band
Priority Inversion
Priority Scheduling
Priority-Based Scheduling
Privilege
Process
Process Group
Process Group ID
Process Group Leader
Process Group Lifetime
Process ID
Process Lifetime
Process Memory Locking
Process Termination
Process-To-Process Communication
Process Virtual Time
Program
Protocol
Pseudo-Terminal
Radix Character
Read-Only File System
Read-Write Lock
Real Group ID
Real Time
Realtime Signal Extension
Real User ID
Record
Redirection
Redirection Operator
Reentrant Function
Referenced Shared Memory Object
Refresh
Regular Expression
Region
Regular File
Relative Pathname
Relocatable File
Relocation
Requested Batch Service
(Time) Resolution
Root Directory
Runnable Process (or Thread)
Running Process (or Thread)
Saved Resource Limits
Saved Set-Group-ID
Saved Set-User-ID
Scheduling
Scheduling Allocation Domain
Scheduling Contention Scope
Scheduling Policy
Screen
Scroll
Semaphore
Session
Session Leader
Session Lifetime
Shared Memory Object
Shell
Shell, the
Shell Script
Signal
Signal Stack
Single-Quote
Slash
Socket
Socket Address
Soft Limit
Source Code
Space Character (<space>)
Spawn
Special Built-In
Special Parameter
Spin Lock
Sporadic Server
Standard Error
Standard Input
Standard Output
Standard Utilities
Stream
STREAM
STREAM End
STREAM Head
STREAMS Multiplexor
String
Subshell
Successfully Transferred
Supplementary Group ID
Suspended Job
Symbolic Link
Synchronized Input and Output
Synchronized I/O Completion
Synchronized I/O Data Integrity Completion
Synchronized I/O File Integrity Completion
Synchronized I/O Operation
Synchronous I/O Operation
Synchronously-Generated Signal
System
System Crash
System Console
System Databases
System Documentation
System Process
System Reboot
System Trace Event
System-Wide
Tab Character (<tab>)
Terminal (or Terminal Device)
Text Column
Text File
Thread
Thread ID
Thread List
Thread-Safe
Thread-Specific Data Key
Tilde
Timeouts
Timer
Timer Overrun
Token
Trace Analyzer Process
Trace Controller Process
Trace Event
Trace Event Type
Trace Event Type Mapping
Trace Filter
Trace Generation Version
Trace Log
Trace Point
Trace Stream
Trace Stream Identifier
Trace System
Traced Process
Tracing Status of a Trace Stream
Typed Memory Name Space
Typed Memory Object
Typed Memory Pool
Typed Memory Port
Unbind
Unit Data
Upshifting
User Database
User ID
User Name
User Trace Event
Utility
Variable
Vertical-Tab Character (<vertical-tab>)
White Space
Wide-Character Code (C Language)
Wide-Character Input/Output Functions
Wide-Character String
Word
Working Directory (or Current Working Directory)
Worldwide Portability Interface
Write
XSI
XSI-Conformant
Zombie Process
±0
General Concepts
Concurrent Execution
Directory Protection
Extended Security Controls
File Access Permissions
File Hierarchy
Filenames
File Times Update
Host and Network Byte Orders
Measurement of Execution Time
Memory Synchronization
Pathname Resolution
Process ID Reuse
Scheduling Policy
Seconds Since the Epoch
Semaphore
Semaphore Lock Operation
Semaphore Unlock Operation
Thread-Safety
Tracing
Treatment of Error Conditions for Mathematical Functions
Domain Error
Pole Error
Range Error
Result Overflows
Result Underflows
Treatment of NaN Arguments for the Mathematical Functions
Utility
Variable Assignment
File Format Notation
Examples
Character Set
Portable Character Set
Character Encoding
C Language Wide-Character Codes
Character Set Description File
Example
State-Dependent Character Encodings
Locale
General
POSIX Locale
Locale Definition
LC_CTYPE
LC_CTYPE Category in the POSIX Locale
LC_COLLATE
The collating-element Keyword
The collating-symbol Keyword
The order_start Keyword
Collation Order
The order_end Keyword
LC_COLLATE Category in the POSIX Locale
LC_MONETARY
LC_MONETARY Category in the POSIX Locale
LC_NUMERIC
LC_NUMERIC Category in the POSIX Locale
LC_TIME
LC_TIME Locale Definition
LC_TIME C-Language Access
LC_TIME Category in the POSIX Locale
LC_MESSAGES
LC_MESSAGES Category in the POSIX Locale
Locale Definition Grammar
Locale Lexical Conventions
Locale Grammar
Environment Variables
Environment Variable Definition
Internationalization Variables
Other Environment Variables
Regular Expressions
Regular Expression Definitions
entire regular expression
matched
BRE (ERE) matching a single character
BRE (ERE) matching multiple characters
invalid
Regular Expression General Requirements
Basic Regular Expressions
BREs Matching a Single Character or Collating Element
BRE Ordinary Characters
BRE Special Characters
Periods in BREs
RE Bracket Expression
BREs Matching Multiple Characters
BRE Precedence
BRE Expression Anchoring
Extended Regular Expressions
EREs Matching a Single Character or Collating Element
ERE Ordinary Characters
ERE Special Characters
Periods in EREs
ERE Bracket Expression
EREs Matching Multiple Characters
ERE Alternation
ERE Precedence
ERE Expression Anchoring
Regular Expression Grammar
BRE/ERE Grammar Lexical Conventions
RE and Bracket Expression Grammar
ERE Grammar
Directory Structure and Devices
Directory Structure and Files
Output Devices and Terminal Types
General Terminal Interface
Interface Characteristics
Opening a Terminal Device File
Process Groups
The Controlling Terminal
Terminal Access Control
Input Processing and Reading Data
Canonical Mode Input Processing
Non-Canonical Mode Input Processing
Case A: MIN>0, TIME>0
Case B: MIN>0, TIME=0
Case C: MIN=0, TIME>0
Case D: MIN=0, TIME=0
Writing Data and Output Processing
Special Characters
Modem Disconnect
Closing a Terminal Device File
Parameters that Can be Set
The termios Structure
Input Modes
Output Modes
Control Modes
Local Modes
Special Control Characters
Utility Conventions
Utility Argument Syntax
Utility Syntax Guidelines
Headers
Format of Entries
<aio.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
Issue 6
<arpa/inet.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
<assert.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
Issue 6
<complex.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
<cpio.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
Issue 6
<ctype.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
Issue 6
<dirent.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
Issue 5
Issue 6
<dlfcn.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
Issue 6
<errno.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
Issue 5
Issue 6
<fcntl.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
Issue 5
Issue 6
<fenv.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
The fexcept_t Type
Exception and Rounding Macros
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
<float.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
Issue 6
<fmtmsg.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
<fnmatch.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
Issue 6
<ftw.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
Issue 5
<glob.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
Issue 6
<grp.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
Issue 5
Issue 6
<iconv.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
Issue 6
<inttypes.h>
NAME
SYNOPSIS
DESCRIPTION
EXAMPLES
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
Issue 6
<iso646.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
<langinfo.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
Issue 5
Issue 6
<libgen.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
Issue 5
Issue 6
<limits.h>
NAME
SYNOPSIS
DESCRIPTION
Runtime Invariant Values (Possibly Indeterminate)
Pathname Variable Values
Runtime Increasable Values
Maximum Values
Minimum Values
Numerical Limits
Other Invariant Values
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
Issue 5
Issue 6
<locale.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
Issue 6
<math.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
Issue 6
<monetary.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
Issue 6
<mqueue.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
Issue 6
<ndbm.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
Issue 5
<net/if.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
<netdb.h>
NAME
SYNOPSIS
DESCRIPTION
Address Information Structure
Address Information Errors
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
<netinet/in.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
<netinet/tcp.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
<nl_types.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
<poll.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
Issue 6
<pthread.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
Issue 6
<pwd.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
Issue 5
Issue 6
<regex.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
Issue 6
<sched.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
Issue 6
<search.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
Issue 6
<semaphore.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
Issue 6
<setjmp.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
Issue 6
<signal.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
Issue 5
Issue 6
<spawn.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
<stdarg.h>
NAME
SYNOPSIS
DESCRIPTION
EXAMPLES
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
Issue 6
<stdbool.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
<stddef.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
<stdint.h>
NAME
SYNOPSIS
DESCRIPTION
Integer Types
Limits of Specified-Width Integer Types
Limits of Other Integer Types
Macros for Integer Constant Expressions
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
<stdio.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
Issue 5
Issue 6
<stdlib.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
Issue 5
Issue 6
<string.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
Issue 5
Issue 6
<strings.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
Issue 6
<stropts.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
Issue 5
Issue 6
<sys/ipc.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
<sys/mman.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
Issue 5
Issue 6
<sys/msg.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
<sys/resource.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
Issue 5
<sys/select.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
<sys/sem.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
<sys/shm.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
Issue 5
<sys/socket.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
<sys/stat.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
Issue 5
Issue 6
<sys/statvfs.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
Issue 5
Issue 6
<sys/time.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
Issue 5
Issue 6
<sys/timeb.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
Issue 6
<sys/times.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
<sys/types.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
Issue 5
Issue 6
<sys/uio.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
Issue 6
<sys/un.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
<sys/utsname.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
Issue 6
<sys/wait.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
Issue 6
<syslog.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
Issue 5
<tar.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
Issue 6
<termios.h>
NAME
SYNOPSIS
DESCRIPTION
The termios Structure
Input Modes
Output Modes
Baud Rate Selection
Control Modes
Local Modes
Attribute Selection
Line Control
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
Issue 6
<tgmath.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
<time.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
Issue 5
Issue 6
<trace.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
<ucontext.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
Issue 6
<ulimit.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
<unistd.h>
NAME
SYNOPSIS
DESCRIPTION
Version Test Macros
Constants for Options and Option Groups
Execution-Time Symbolic Constants
Constants for Functions
Type Definitions
Declarations
APPLICATION USAGE
RATIONALE
Version Test Macros
Compile-Time Symbolic Constants for System-Wide Options
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
Issue 5
Issue 6
<utime.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
Issue 6
<utmpx.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
<wchar.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
Issue 5
Issue 6
<wctype.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
Issue 6
<wordexp.h>
NAME
SYNOPSIS
DESCRIPTION
APPLICATION USAGE
RATIONALE
FUTURE DIRECTIONS
SEE ALSO
CHANGE HISTORY
Issue 6