GNU Info
(libc.info)Function Index
Function and Macro Index ************************
__fbufsize- Controlling Buffering.
- __flbf
- Controlling Buffering.
- __fpending
- Controlling Buffering.
- __fpurge
- Flushing Buffers.
- __freadable
- Opening Streams.
- __freading
- Opening Streams.
- __fsetlocking
- Streams and Threads.
- __fwritable
- Opening Streams.
- __fwriting
- Opening Streams.
- __va_copy
- Argument Macros.
- _Exit
- Termination Internals.
- _exit
- Termination Internals.
- _flushlbf
- Flushing Buffers.
- _tolower
- Case Conversion.
- _toupper
- Case Conversion.
- a64l
- Encode Binary Data.
- abort
- Aborting a Program.
- abs
- Absolute Value.
- accept
- Accepting Connections.
- access
- Testing File Access.
- acos
- Inverse Trig Functions.
- acosf
- Inverse Trig Functions.
- acosh
- Hyperbolic Functions.
- acoshf
- Hyperbolic Functions.
- acoshl
- Hyperbolic Functions.
- acosl
- Inverse Trig Functions.
- addmntent
- mtab.
- addseverity
- Adding Severity Classes.
- adjtime
- High-Resolution Calendar.
- adjtimex
- High-Resolution Calendar.
- aio_cancel
- Cancel AIO Operations.
- aio_cancel64
- Cancel AIO Operations.
- aio_error
- Status of AIO Operations.
- aio_error64
- Status of AIO Operations.
- aio_fsync
- Synchronizing AIO Operations.
- aio_fsync64
- Synchronizing AIO Operations.
- aio_init
- Configuration of AIO.
- aio_read
- Asynchronous Reads/Writes.
- aio_read64
- Asynchronous Reads/Writes.
- aio_return
- Status of AIO Operations.
- aio_return64
- Status of AIO Operations.
- aio_suspend
- Synchronizing AIO Operations.
- aio_suspend64
- Synchronizing AIO Operations.
- aio_write
- Asynchronous Reads/Writes.
- aio_write64
- Asynchronous Reads/Writes.
- alarm
- Setting an Alarm.
- alloca
- Variable Size Automatic.
- alphasort
- Scanning Directory Content.
- alphasort64
- Scanning Directory Content.
- argp_error
- Argp Helper Functions.
- argp_failure
- Argp Helper Functions.
- argp_help
- Argp Help.
- argp_parse
- Argp.
- argp_state_help
- Argp Helper Functions.
- argp_usage
- Argp Helper Functions.
- argz_add
- Argz Functions.
- argz_add_sep
- Argz Functions.
- argz_append
- Argz Functions.
- argz_count
- Argz Functions.
- argz_create
- Argz Functions.
- argz_create_sep
- Argz Functions.
- argz_delete
- Argz Functions.
- argz_extract
- Argz Functions.
- argz_insert
- Argz Functions.
- argz_next
- Argz Functions.
- argz_replace
- Argz Functions.
- argz_stringify
- Argz Functions.
- asctime
- Formatting Calendar Time.
- asctime_r
- Formatting Calendar Time.
- asin
- Inverse Trig Functions.
- asinf
- Inverse Trig Functions.
- asinh
- Hyperbolic Functions.
- asinhf
- Hyperbolic Functions.
- asinhl
- Hyperbolic Functions.
- asinl
- Inverse Trig Functions.
- asprintf
- Dynamic Output.
- assert
- Consistency Checking.
- assert_perror
- Consistency Checking.
- atan
- Inverse Trig Functions.
- atan2
- Inverse Trig Functions.
- atan2f
- Inverse Trig Functions.
- atan2l
- Inverse Trig Functions.
- atanf
- Inverse Trig Functions.
- atanh
- Hyperbolic Functions.
- atanhf
- Hyperbolic Functions.
- atanhl
- Hyperbolic Functions.
- atanl
- Inverse Trig Functions.
- atexit
- Cleanups on Exit.
- atof
- Parsing of Floats.
- atoi
- Parsing of Integers.
- atol
- Parsing of Integers.
- atoll
- Parsing of Integers.
- backtrace
- Backtraces.
- backtrace_symbols
- Backtraces.
- backtrace_symbols_fd
- Backtraces.
- basename
- Finding Tokens in a String.
- bcmp
- String/Array Comparison.
- bcopy
- Copying and Concatenation.
- bind
- Setting Address.
- bind_textdomain_codeset
- Charset conversion in gettext.
- bindtextdomain
- Locating gettext catalog.
- brk
- Resizing the Data Segment.
- bsearch
- Array Search Function.
- btowc
- Converting a Character.
- bzero
- Copying and Concatenation.
- cabs
- Absolute Value.
- cabsf
- Absolute Value.
- cabsl
- Absolute Value.
- cacos
- Inverse Trig Functions.
- cacosf
- Inverse Trig Functions.
- cacosh
- Hyperbolic Functions.
- cacoshf
- Hyperbolic Functions.
- cacoshl
- Hyperbolic Functions.
- cacosl
- Inverse Trig Functions.
- calloc
- Allocating Cleared Space.
- canonicalize_file_name
- Symbolic Links.
- carg
- Operations on Complex.
- cargf
- Operations on Complex.
- cargl
- Operations on Complex.
- casin
- Inverse Trig Functions.
- casinf
- Inverse Trig Functions.
- casinh
- Hyperbolic Functions.
- casinhf
- Hyperbolic Functions.
- casinhl
- Hyperbolic Functions.
- casinl
- Inverse Trig Functions.
- catan
- Inverse Trig Functions.
- catanf
- Inverse Trig Functions.
- catanh
- Hyperbolic Functions.
- catanhf
- Hyperbolic Functions.
- catanhl
- Hyperbolic Functions.
- catanl
- Inverse Trig Functions.
- catclose
- The catgets Functions.
- catgets
- The catgets Functions.
- catopen
- The catgets Functions.
- cbc_crypt
- DES Encryption.
- cbrt
- Exponents and Logarithms.
- cbrtf
- Exponents and Logarithms.
- cbrtl
- Exponents and Logarithms.
- ccos
- Trig Functions.
- ccosf
- Trig Functions.
- ccosh
- Hyperbolic Functions.
- ccoshf
- Hyperbolic Functions.
- ccoshl
- Hyperbolic Functions.
- ccosl
- Trig Functions.
- ceil
- Rounding Functions.
- ceilf
- Rounding Functions.
- ceill
- Rounding Functions.
- cexp
- Exponents and Logarithms.
- cexpf
- Exponents and Logarithms.
- cexpl
- Exponents and Logarithms.
- cfgetispeed
- Line Speed.
- cfgetospeed
- Line Speed.
- cfmakeraw
- Noncanonical Input.
- cfree
- Freeing after Malloc.
- cfsetispeed
- Line Speed.
- cfsetospeed
- Line Speed.
- cfsetspeed
- Line Speed.
- chdir
- Working Directory.
- chmod
- Setting Permissions.
- chown
- File Owner.
- cimag
- Operations on Complex.
- cimagf
- Operations on Complex.
- cimagl
- Operations on Complex.
- clearenv
- Environment Access.
- clearerr
- Error Recovery.
- clearerr_unlocked
- Error Recovery.
- clock
- CPU Time.
- clog
- Exponents and Logarithms.
- clog10
- Exponents and Logarithms.
- clog10f
- Exponents and Logarithms.
- clog10l
- Exponents and Logarithms.
- clogf
- Exponents and Logarithms.
- clogl
- Exponents and Logarithms.
- close
- Opening and Closing Files.
- closedir
- Reading/Closing Directory.
- closelog
- closelog.
- confstr
- String Parameters.
- conj
- Operations on Complex.
- conjf
- Operations on Complex.
- conjl
- Operations on Complex.
- connect
- Connecting.
- copysign
- FP Bit Twiddling.
- copysignf
- FP Bit Twiddling.
- copysignl
- FP Bit Twiddling.
- cos
- Trig Functions.
- cosf
- Trig Functions.
- cosh
- Hyperbolic Functions.
- coshf
- Hyperbolic Functions.
- coshl
- Hyperbolic Functions.
- cosl
- Trig Functions.
- cpow
- Exponents and Logarithms.
- cpowf
- Exponents and Logarithms.
- cpowl
- Exponents and Logarithms.
- cproj
- Operations on Complex.
- cprojf
- Operations on Complex.
- cprojl
- Operations on Complex.
- creal
- Operations on Complex.
- crealf
- Operations on Complex.
- creall
- Operations on Complex.
- creat
- Opening and Closing Files.
- creat64
- Opening and Closing Files.
- crypt
- crypt.
- crypt_r
- crypt.
- csin
- Trig Functions.
- csinf
- Trig Functions.
- csinh
- Hyperbolic Functions.
- csinhf
- Hyperbolic Functions.
- csinhl
- Hyperbolic Functions.
- csinl
- Trig Functions.
- csqrt
- Exponents and Logarithms.
- csqrtf
- Exponents and Logarithms.
- csqrtl
- Exponents and Logarithms.
- ctan
- Trig Functions.
- ctanf
- Trig Functions.
- ctanh
- Hyperbolic Functions.
- ctanhf
- Hyperbolic Functions.
- ctanhl
- Hyperbolic Functions.
- ctanl
- Trig Functions.
- ctermid
- Identifying the Terminal.
- ctime
- Formatting Calendar Time.
- ctime_r
- Formatting Calendar Time.
- cuserid
- Who Logged In.
- dcgettext
- Translation with gettext.
- dcngettext
- Advanced gettext functions.
- DES_FAILED
- DES Encryption.
- des_setparity
- DES Encryption.
- dgettext
- Translation with gettext.
- difftime
- Elapsed Time.
- dirfd
- Opening a Directory.
- dirname
- Finding Tokens in a String.
- div
- Integer Division.
- dngettext
- Advanced gettext functions.
- drand48
- SVID Random.
- drand48_r
- SVID Random.
- drem
- Remainder Functions.
- dremf
- Remainder Functions.
- dreml
- Remainder Functions.
- DTTOIF
- Directory Entries.
- dup
- Duplicating Descriptors.
- dup2
- Duplicating Descriptors.
- ecb_crypt
- DES Encryption.
- ecvt
- System V Number Conversion.
- ecvt_r
- System V Number Conversion.
- encrypt
- DES Encryption.
- encrypt_r
- DES Encryption.
- endfsent
- fstab.
- endgrent
- Scanning All Groups.
- endhostent
- Host Names.
- endmntent
- mtab.
- endnetent
- Networks Database.
- endnetgrent
- Lookup Netgroup.
- endprotoent
- Protocols Database.
- endpwent
- Scanning All Users.
- endservent
- Services Database.
- endutent
- Manipulating the Database.
- endutxent
- XPG Functions.
- envz_add
- Envz Functions.
- envz_entry
- Envz Functions.
- envz_get
- Envz Functions.
- envz_merge
- Envz Functions.
- envz_strip
- Envz Functions.
- erand48
- SVID Random.
- erand48_r
- SVID Random.
- erf
- Special Functions.
- erfc
- Special Functions.
- erfcf
- Special Functions.
- erfcl
- Special Functions.
- erff
- Special Functions.
- erfl
- Special Functions.
- err
- Error Messages.
- error
- Error Messages.
- error_at_line
- Error Messages.
- errx
- Error Messages.
- execl
- Executing a File.
- execle
- Executing a File.
- execlp
- Executing a File.
- execv
- Executing a File.
- execve
- Executing a File.
- execvp
- Executing a File.
- exit
- Normal Termination.
- exp
- Exponents and Logarithms.
- exp10
- Exponents and Logarithms.
- exp10f
- Exponents and Logarithms.
- exp10l
- Exponents and Logarithms.
- exp2
- Exponents and Logarithms.
- exp2f
- Exponents and Logarithms.
- exp2l
- Exponents and Logarithms.
- expf
- Exponents and Logarithms.
- expl
- Exponents and Logarithms.
- expm1
- Exponents and Logarithms.
- expm1f
- Exponents and Logarithms.
- expm1l
- Exponents and Logarithms.
- fabs
- Absolute Value.
- fabsf
- Absolute Value.
- fabsl
- Absolute Value.
- fchdir
- Working Directory.
- fchmod
- Setting Permissions.
- fchown
- File Owner.
- fclean
- Cleaning Streams.
- fclose
- Closing Streams.
- fcloseall
- Closing Streams.
- fcntl
- Control Operations.
- fcvt
- System V Number Conversion.
- fcvt_r
- System V Number Conversion.
- FD_CLR
- Waiting for I/O.
- FD_ISSET
- Waiting for I/O.
- FD_SET
- Waiting for I/O.
- FD_ZERO
- Waiting for I/O.
- fdatasync
- Synchronizing I/O.
- fdim
- Misc FP Arithmetic.
- fdimf
- Misc FP Arithmetic.
- fdiml
- Misc FP Arithmetic.
- fdopen
- Descriptors and Streams.
- feclearexcept
- Status bit operations.
- fedisableexcept
- Control Functions.
- feenableexcept
- Control Functions.
- fegetenv
- Control Functions.
- fegetexcept
- Control Functions.
- fegetexceptflag
- Status bit operations.
- fegetround
- Rounding.
- feholdexcept
- Control Functions.
- feof
- EOF and Errors.
- feof_unlocked
- EOF and Errors.
- feraiseexcept
- Status bit operations.
- ferror
- EOF and Errors.
- ferror_unlocked
- EOF and Errors.
- fesetenv
- Control Functions.
- fesetexceptflag
- Status bit operations.
- fesetround
- Rounding.
- fetestexcept
- Status bit operations.
- feupdateenv
- Control Functions.
- fflush
- Flushing Buffers.
- fflush_unlocked
- Flushing Buffers.
- fgetc
- Character Input.
- fgetc_unlocked
- Character Input.
- fgetgrent
- Scanning All Groups.
- fgetgrent_r
- Scanning All Groups.
- fgetpos
- Portable Positioning.
- fgetpos64
- Portable Positioning.
- fgetpwent
- Scanning All Users.
- fgetpwent_r
- Scanning All Users.
- fgets
- Line Input.
- fgets_unlocked
- Line Input.
- fgetwc
- Character Input.
- fgetwc_unlocked
- Character Input.
- fgetws
- Line Input.
- fgetws_unlocked
- Line Input.
- fileno
- Descriptors and Streams.
- fileno_unlocked
- Descriptors and Streams.
- finite
- Floating Point Classes.
- finitef
- Floating Point Classes.
- finitel
- Floating Point Classes.
- flockfile
- Streams and Threads.
- floor
- Rounding Functions.
- floorf
- Rounding Functions.
- floorl
- Rounding Functions.
- fma
- Misc FP Arithmetic.
- fmaf
- Misc FP Arithmetic.
- fmal
- Misc FP Arithmetic.
- fmax
- Misc FP Arithmetic.
- fmaxf
- Misc FP Arithmetic.
- fmaxl
- Misc FP Arithmetic.
- fmemopen
- String Streams.
- fmin
- Misc FP Arithmetic.
- fminf
- Misc FP Arithmetic.
- fminl
- Misc FP Arithmetic.
- fmod
- Remainder Functions.
- fmodf
- Remainder Functions.
- fmodl
- Remainder Functions.
- fmtmsg
- Printing Formatted Messages.
- fnmatch
- Wildcard Matching.
- fopen
- Opening Streams.
- fopen64
- Opening Streams.
- fopencookie
- Streams and Cookies.
- fork
- Creating a Process.
- forkpty
- Pseudo-Terminal Pairs.
- fpathconf
- Pathconf.
- fpclassify
- Floating Point Classes.
- fprintf
- Formatted Output Functions.
- fputc
- Simple Output.
- fputc_unlocked
- Simple Output.
- fputs
- Simple Output.
- fputs_unlocked
- Simple Output.
- fputwc
- Simple Output.
- fputwc_unlocked
- Simple Output.
- fputws
- Simple Output.
- fputws_unlocked
- Simple Output.
- fread
- Block Input/Output.
- fread_unlocked
- Block Input/Output.
- free
- Freeing after Malloc.
- freopen
- Opening Streams.
- freopen64
- Opening Streams.
- frexp
- Normalization Functions.
- frexpf
- Normalization Functions.
- frexpl
- Normalization Functions.
- fscanf
- Formatted Input Functions.
- fseek
- File Positioning.
- fseeko
- File Positioning.
- fseeko64
- File Positioning.
- fsetpos
- Portable Positioning.
- fsetpos64
- Portable Positioning.
- fstat
- Reading Attributes.
- fstat64
- Reading Attributes.
- fsync
- Synchronizing I/O.
- ftell
- File Positioning.
- ftello
- File Positioning.
- ftello64
- File Positioning.
- ftruncate
- File Size.
- ftruncate64
- File Size.
- ftrylockfile
- Streams and Threads.
- ftw
- Working with Directory Trees.
- ftw64
- Working with Directory Trees.
- funlockfile
- Streams and Threads.
- fwide
- Streams and I18N.
- fwprintf
- Formatted Output Functions.
- fwrite
- Block Input/Output.
- fwrite_unlocked
- Block Input/Output.
- fwscanf
- Formatted Input Functions.
- gamma
- Special Functions.
- gammaf
- Special Functions.
- gammal
- Special Functions.
- gcvt
- System V Number Conversion.
- get_avphys_pages
- Query Memory Parameters.
- get_current_dir_name
- Working Directory.
- get_nprocs
- Processor Resources.
- get_nprocs_conf
- Processor Resources.
- get_phys_pages
- Query Memory Parameters.
- getc
- Character Input.
- getc_unlocked
- Character Input.
- getchar
- Character Input.
- getchar_unlocked
- Character Input.
- getcontext
- System V contexts.
- getcwd
- Working Directory.
- getdate
- General Time String Parsing.
- getdate_r
- General Time String Parsing.
- getdelim
- Line Input.
- getdomainnname
- Host Identification.
- getegid
- Reading Persona.
- getenv
- Environment Access.
- geteuid
- Reading Persona.
- getfsent
- fstab.
- getfsfile
- fstab.
- getfsspec
- fstab.
- getgid
- Reading Persona.
- getgrent
- Scanning All Groups.
- getgrent_r
- Scanning All Groups.
- getgrgid
- Lookup Group.
- getgrgid_r
- Lookup Group.
- getgrnam
- Lookup Group.
- getgrnam_r
- Lookup Group.
- getgrouplist
- Setting Groups.
- getgroups
- Reading Persona.
- gethostbyaddr
- Host Names.
- gethostbyaddr_r
- Host Names.
- gethostbyname
- Host Names.
- gethostbyname2
- Host Names.
- gethostbyname2_r
- Host Names.
- gethostbyname_r
- Host Names.
- gethostent
- Host Names.
- gethostid
- Host Identification.
- gethostname
- Host Identification.
- getitimer
- Setting an Alarm.
- getline
- Line Input.
- getloadavg
- Processor Resources.
- getlogin
- Who Logged In.
- getmntent
- mtab.
- getmntent_r
- mtab.
- getnetbyaddr
- Networks Database.
- getnetbyname
- Networks Database.
- getnetent
- Networks Database.
- getnetgrent
- Lookup Netgroup.
- getnetgrent_r
- Lookup Netgroup.
- getopt
- Using Getopt.
- getopt_long
- Getopt Long Options.
- getopt_long_only
- Getopt Long Options.
- getpagesize
- Query Memory Parameters.
- getpass
- getpass.
- getpeername
- Who is Connected.
- getpgid
- Process Group Functions.
- getpgrp
- Process Group Functions.
- getpid
- Process Identification.
- getppid
- Process Identification.
- getpriority
- Traditional Scheduling Functions.
- getprotobyname
- Protocols Database.
- getprotobynumber
- Protocols Database.
- getprotoent
- Protocols Database.
- getpt
- Allocation.
- getpwent
- Scanning All Users.
- getpwent_r
- Scanning All Users.
- getpwnam
- Lookup User.
- getpwnam_r
- Lookup User.
- getpwuid
- Lookup User.
- getpwuid_r
- Lookup User.
- getrlimit
- Limits on Resources.
- getrlimit64
- Limits on Resources.
- getrusage
- Resource Usage.
- gets
- Line Input.
- getservbyname
- Services Database.
- getservbyport
- Services Database.
- getservent
- Services Database.
- getsid
- Process Group Functions.
- getsockname
- Reading Address.
- getsockopt
- Socket Option Functions.
- getsubopt
- Suboptions.
- gettext
- Translation with gettext.
- gettimeofday
- High-Resolution Calendar.
- getuid
- Reading Persona.
- getumask
- Setting Permissions.
- getutent
- Manipulating the Database.
- getutent_r
- Manipulating the Database.
- getutid
- Manipulating the Database.
- getutid_r
- Manipulating the Database.
- getutline
- Manipulating the Database.
- getutline_r
- Manipulating the Database.
- getutmp
- XPG Functions.
- getutmpx
- XPG Functions.
- getutxent
- XPG Functions.
- getutxid
- XPG Functions.
- getutxline
- XPG Functions.
- getw
- Character Input.
- getwc
- Character Input.
- getwc_unlocked
- Character Input.
- getwchar
- Character Input.
- getwchar_unlocked
- Character Input.
- getwd
- Working Directory.
- glob
- Calling Glob.
- glob64
- Calling Glob.
- globfree
- More Flags for Globbing.
- globfree64
- More Flags for Globbing.
- gmtime
- Broken-down Time.
- gmtime_r
- Broken-down Time.
- grantpt
- Allocation.
- gsignal
- Signaling Yourself.
- gtty
- BSD Terminal Modes.
- hasmntopt
- mtab.
- hcreate
- Hash Search Function.
- hcreate_r
- Hash Search Function.
- hdestroy
- Hash Search Function.
- hdestroy_r
- Hash Search Function.
- hsearch
- Hash Search Function.
- hsearch_r
- Hash Search Function.
- htonl
- Byte Order.
- htons
- Byte Order.
- hypot
- Exponents and Logarithms.
- hypotf
- Exponents and Logarithms.
- hypotl
- Exponents and Logarithms.
- iconv
- Generic Conversion Interface.
- iconv_close
- Generic Conversion Interface.
- iconv_open
- Generic Conversion Interface.
- if_freenameindex
- Interface Naming.
- if_indextoname
- Interface Naming.
- if_nameindex
- Interface Naming.
- if_nametoindex
- Interface Naming.
- IFTODT
- Directory Entries.
- ilogb
- Exponents and Logarithms.
- ilogbf
- Exponents and Logarithms.
- ilogbl
- Exponents and Logarithms.
- imaxabs
- Absolute Value.
- imaxdiv
- Integer Division.
- index
- Search Functions.
- inet_addr
- Host Address Functions.
- inet_aton
- Host Address Functions.
- inet_lnaof
- Host Address Functions.
- inet_makeaddr
- Host Address Functions.
- inet_netof
- Host Address Functions.
- inet_network
- Host Address Functions.
- inet_ntoa
- Host Address Functions.
- inet_ntop
- Host Address Functions.
- inet_pton
- Host Address Functions.
- initgroups
- Setting Groups.
- initstate
- BSD Random.
- initstate_r
- BSD Random.
- innetgr
- Netgroup Membership.
- ioctl
- IOCTLs.
- isalnum
- Classification of Characters.
- isalpha
- Classification of Characters.
- isascii
- Classification of Characters.
- isatty
- Is It a Terminal.
- isblank
- Classification of Characters.
- iscntrl
- Classification of Characters.
- isdigit
- Classification of Characters.
- isfinite
- Floating Point Classes.
- isgraph
- Classification of Characters.
- isgreater
- FP Comparison Functions.
- isgreaterequal
- FP Comparison Functions.
- isinf
- Floating Point Classes.
- isinff
- Floating Point Classes.
- isinfl
- Floating Point Classes.
- isless
- FP Comparison Functions.
- islessequal
- FP Comparison Functions.
- islessgreater
- FP Comparison Functions.
- islower
- Classification of Characters.
- isnan
- Floating Point Classes.
- isnanf
- Floating Point Classes.
- isnanl
- Floating Point Classes.
- isnormal
- Floating Point Classes.
- isprint
- Classification of Characters.
- ispunct
- Classification of Characters.
- isspace
- Classification of Characters.
- isunordered
- FP Comparison Functions.
- isupper
- Classification of Characters.
- iswalnum
- Classification of Wide Characters.
- iswalpha
- Classification of Wide Characters.
- iswblank
- Classification of Wide Characters.
- iswcntrl
- Classification of Wide Characters.
- iswctype
- Classification of Wide Characters.
- iswdigit
- Classification of Wide Characters.
- iswgraph
- Classification of Wide Characters.
- iswlower
- Classification of Wide Characters.
- iswprint
- Classification of Wide Characters.
- iswpunct
- Classification of Wide Characters.
- iswspace
- Classification of Wide Characters.
- iswupper
- Classification of Wide Characters.
- iswxdigit
- Classification of Wide Characters.
- isxdigit
- Classification of Characters.
- j0
- Special Functions.
- j0f
- Special Functions.
- j0l
- Special Functions.
- j1
- Special Functions.
- j1f
- Special Functions.
- j1l
- Special Functions.
- jn
- Special Functions.
- jnf
- Special Functions.
- jnl
- Special Functions.
- jrand48
- SVID Random.
- jrand48_r
- SVID Random.
- kill
- Signaling Another Process.
- killpg
- Signaling Another Process.
- l64a
- Encode Binary Data.
- labs
- Absolute Value.
- lcong48
- SVID Random.
- lcong48_r
- SVID Random.
- ldexp
- Normalization Functions.
- ldexpf
- Normalization Functions.
- ldexpl
- Normalization Functions.
- ldiv
- Integer Division.
- lfind
- Array Search Function.
- lgamma
- Special Functions.
- lgamma_r
- Special Functions.
- lgammaf
- Special Functions.
- lgammaf_r
- Special Functions.
- lgammal
- Special Functions.
- lgammal_r
- Special Functions.
- link
- Hard Links.
- lio_listio
- Asynchronous Reads/Writes.
- lio_listio64
- Asynchronous Reads/Writes.
- listen
- Listening.
- llabs
- Absolute Value.
- lldiv
- Integer Division.
- llrint
- Rounding Functions.
- llrintf
- Rounding Functions.
- llrintl
- Rounding Functions.
- llround
- Rounding Functions.
- llroundf
- Rounding Functions.
- llroundl
- Rounding Functions.
- localeconv
- The Lame Way to Locale Data.
- localtime
- Broken-down Time.
- localtime_r
- Broken-down Time.
- log
- Exponents and Logarithms.
- log10
- Exponents and Logarithms.
- log10f
- Exponents and Logarithms.
- log10l
- Exponents and Logarithms.
- log1p
- Exponents and Logarithms.
- log1pf
- Exponents and Logarithms.
- log1pl
- Exponents and Logarithms.
- log2
- Exponents and Logarithms.
- log2f
- Exponents and Logarithms.
- log2l
- Exponents and Logarithms.
- logb
- Exponents and Logarithms.
- logbf
- Exponents and Logarithms.
- logbl
- Exponents and Logarithms.
- logf
- Exponents and Logarithms.
- login
- Logging In and Out.
- login_tty
- Logging In and Out.
- logl
- Exponents and Logarithms.
- logout
- Logging In and Out.
- logwtmp
- Logging In and Out.
- longjmp
- Non-Local Details.
- lrand48
- SVID Random.
- lrand48_r
- SVID Random.
- lrint
- Rounding Functions.
- lrintf
- Rounding Functions.
- lrintl
- Rounding Functions.
- lround
- Rounding Functions.
- lroundf
- Rounding Functions.
- lroundl
- Rounding Functions.
- lsearch
- Array Search Function.
- lseek
- File Position Primitive.
- lseek64
- File Position Primitive.
- lstat
- Reading Attributes.
- lstat64
- Reading Attributes.
- madvise
- Memory-mapped I/O.
- main
- Program Arguments.
- makecontext
- System V contexts.
- mallinfo
- Statistics of Malloc.
- malloc
- Basic Allocation.
- mallopt
- Malloc Tunable Parameters.
- matherr
- FP Exceptions.
- mblen
- Non-reentrant Character Conversion.
- mbrlen
- Converting a Character.
- mbrtowc
- Converting a Character.
- mbsinit
- Keeping the state.
- mbsnrtowcs
- Converting Strings.
- mbsrtowcs
- Converting Strings.
- mbstowcs
- Non-reentrant String Conversion.
- mbtowc
- Non-reentrant Character Conversion.
- mcheck
- Heap Consistency Checking.
- memalign
- Aligned Memory Blocks.
- memccpy
- Copying and Concatenation.
- memchr
- Search Functions.
- memcmp
- String/Array Comparison.
- memcpy
- Copying and Concatenation.
- memfrob
- Trivial Encryption.
- memmem
- Search Functions.
- memmove
- Copying and Concatenation.
- mempcpy
- Copying and Concatenation.
- memrchr
- Search Functions.
- memset
- Copying and Concatenation.
- mkdir
- Creating Directories.
- mkdtemp
- Temporary Files.
- mkfifo
- FIFO Special Files.
- mknod
- Making Special Files.
- mkstemp
- Temporary Files.
- mktemp
- Temporary Files.
- mktime
- Broken-down Time.
- mlock
- Page Lock Functions.
- mlockall
- Page Lock Functions.
- mmap
- Memory-mapped I/O.
- mmap64
- Memory-mapped I/O.
- modf
- Rounding Functions.
- modff
- Rounding Functions.
- modfl
- Rounding Functions.
- mount
- Mount-Unmount-Remount.
- mprobe
- Heap Consistency Checking.
- mrand48
- SVID Random.
- mrand48_r
- SVID Random.
- mremap
- Memory-mapped I/O.
- msync
- Memory-mapped I/O.
- mtrace
- Tracing malloc.
- munlock
- Page Lock Functions.
- munlockall
- Page Lock Functions.
- munmap
- Memory-mapped I/O.
- muntrace
- Tracing malloc.
- nan
- FP Bit Twiddling.
- nanf
- FP Bit Twiddling.
- nanl
- FP Bit Twiddling.
- nanosleep
- Sleeping.
- nearbyint
- Rounding Functions.
- nearbyintf
- Rounding Functions.
- nearbyintl
- Rounding Functions.
- nextafter
- FP Bit Twiddling.
- nextafterf
- FP Bit Twiddling.
- nextafterl
- FP Bit Twiddling.
- nexttoward
- FP Bit Twiddling.
- nexttowardf
- FP Bit Twiddling.
- nexttowardl
- FP Bit Twiddling.
- nftw
- Working with Directory Trees.
- nftw64
- Working with Directory Trees.
- ngettext
- Advanced gettext functions.
- nice
- Traditional Scheduling Functions.
- nl_langinfo
- The Elegant and Fast Way.
- notfound
- Actions in the NSS configuration.
- nrand48
- SVID Random.
- nrand48_r
- SVID Random.
- ntohl
- Byte Order.
- ntohs
- Byte Order.
- ntp_adjtime
- High Accuracy Clock.
- ntp_gettime
- High Accuracy Clock.
- obstack_1grow
- Growing Objects.
- obstack_1grow_fast
- Extra Fast Growing.
- obstack_alignment_mask
- Obstacks Data Alignment.
- obstack_alloc
- Allocation in an Obstack.
- obstack_base
- Status of an Obstack.
- obstack_blank
- Growing Objects.
- obstack_blank_fast
- Extra Fast Growing.
- obstack_chunk_alloc
- Preparing for Obstacks.
- obstack_chunk_free
- Preparing for Obstacks.
- obstack_chunk_size
- Obstack Chunks.
- obstack_copy
- Allocation in an Obstack.
- obstack_copy0
- Allocation in an Obstack.
- obstack_finish
- Growing Objects.
- obstack_free
- Freeing Obstack Objects.
- obstack_grow
- Growing Objects.
- obstack_grow0
- Growing Objects.
- obstack_init
- Preparing for Obstacks.
- obstack_int_grow
- Growing Objects.
- obstack_int_grow_fast
- Extra Fast Growing.
- obstack_next_free
- Status of an Obstack.
- obstack_object_size <1>
- Status of an Obstack.
- obstack_object_size
- Growing Objects.
- obstack_printf
- Dynamic Output.
- obstack_ptr_grow
- Growing Objects.
- obstack_ptr_grow_fast
- Extra Fast Growing.
- obstack_room
- Extra Fast Growing.
- obstack_vprintf
- Variable Arguments Output.
- offsetof
- Structure Measurement.
- on_exit
- Cleanups on Exit.
- open
- Opening and Closing Files.
- open64
- Opening and Closing Files.
- open_memstream
- String Streams.
- open_obstack_stream
- Obstack Streams.
- opendir
- Opening a Directory.
- openlog
- openlog.
- openpty
- Pseudo-Terminal Pairs.
- parse_printf_format
- Parsing a Template String.
- pathconf
- Pathconf.
- pause
- Using Pause.
- pclose
- Pipe to a Subprocess.
- perror
- Error Messages.
- pipe
- Creating a Pipe.
- popen
- Pipe to a Subprocess.
- posix_memalign
- Aligned Memory Blocks.
- pow
- Exponents and Logarithms.
- pow10
- Exponents and Logarithms.
- pow10f
- Exponents and Logarithms.
- pow10l
- Exponents and Logarithms.
- powf
- Exponents and Logarithms.
- powl
- Exponents and Logarithms.
- pread
- I/O Primitives.
- pread64
- I/O Primitives.
- printf
- Formatted Output Functions.
- printf_size
- Predefined Printf Handlers.
- printf_size_info
- Predefined Printf Handlers.
- psignal
- Signal Messages.
- pthread_atfork
- Threads and Fork.
- pthread_attr_destroy
- Thread Attributes.
- pthread_attr_getattr
- Thread Attributes.
- pthread_attr_getdetachstate
- Thread Attributes.
- pthread_attr_getguardsize
- Thread Attributes.
- pthread_attr_getinheritsched
- Thread Attributes.
- pthread_attr_getschedparam
- Thread Attributes.
- pthread_attr_getschedpolicy
- Thread Attributes.
- pthread_attr_getscope
- Thread Attributes.
- pthread_attr_getstack
- Thread Attributes.
- pthread_attr_getstackaddr
- Thread Attributes.
- pthread_attr_getstacksize
- Thread Attributes.
- pthread_attr_init
- Thread Attributes.
- pthread_attr_setattr
- Thread Attributes.
- pthread_attr_setdetachstate
- Thread Attributes.
- pthread_attr_setguardsize
- Thread Attributes.
- pthread_attr_setinheritsched
- Thread Attributes.
- pthread_attr_setschedparam
- Thread Attributes.
- pthread_attr_setschedpolicy
- Thread Attributes.
- pthread_attr_setscope
- Thread Attributes.
- pthread_attr_setstack
- Thread Attributes.
- pthread_attr_setstackaddr
- Thread Attributes.
- pthread_attr_setstacksize
- Thread Attributes.
- pthread_cancel
- Basic Thread Operations.
- pthread_cleanup_pop
- Cleanup Handlers.
- pthread_cleanup_pop_restore_np
- Cleanup Handlers.
- pthread_cleanup_push
- Cleanup Handlers.
- pthread_cleanup_push_defer_np
- Cleanup Handlers.
- pthread_cond_broadcast
- Condition Variables.
- pthread_cond_destroy
- Condition Variables.
- pthread_cond_init
- Condition Variables.
- pthread_cond_signal
- Condition Variables.
- pthread_cond_timedwait
- Condition Variables.
- pthread_cond_wait
- Condition Variables.
- pthread_condattr_destroy
- Condition Variables.
- pthread_condattr_init
- Condition Variables.
- pthread_create
- Basic Thread Operations.
- pthread_detach
- Miscellaneous Thread Functions.
- pthread_equal
- Miscellaneous Thread Functions.
- pthread_exit
- Basic Thread Operations.
- pthread_getconcurrency
- Miscellaneous Thread Functions.
- pthread_getschedparam
- Miscellaneous Thread Functions.
- pthread_getspecific
- Thread-Specific Data.
- pthread_join
- Basic Thread Operations.
- pthread_key_create
- Thread-Specific Data.
- pthread_key_delete
- Thread-Specific Data.
- pthread_kill
- Threads and Signal Handling.
- pthread_kill_other_threads_np
- Miscellaneous Thread Functions.
- pthread_mutex_destroy
- Mutexes.
- pthread_mutex_init
- Mutexes.
- pthread_mutex_lock
- Mutexes.
- pthread_mutex_timedlock
- Mutexes.
- pthread_mutex_trylock
- Mutexes.
- pthread_mutex_unlock
- Mutexes.
- pthread_mutexattr_destroy
- Mutexes.
- pthread_mutexattr_gettype
- Mutexes.
- pthread_mutexattr_init
- Mutexes.
- pthread_mutexattr_settype
- Mutexes.
- pthread_once
- Miscellaneous Thread Functions.
- pthread_self
- Miscellaneous Thread Functions.
- pthread_setcancelstate
- Cancellation.
- pthread_setcanceltype
- Cancellation.
- pthread_setconcurrency
- Miscellaneous Thread Functions.
- pthread_setschedparam
- Miscellaneous Thread Functions.
- pthread_setspecific
- Thread-Specific Data.
- pthread_sigmask
- Threads and Signal Handling.
- pthread_testcancel
- Cancellation.
- ptsname
- Allocation.
- ptsname_r
- Allocation.
- putc
- Simple Output.
- putc_unlocked
- Simple Output.
- putchar
- Simple Output.
- putchar_unlocked
- Simple Output.
- putenv
- Environment Access.
- putpwent
- Writing a User Entry.
- puts
- Simple Output.
- pututline
- Manipulating the Database.
- pututxline
- XPG Functions.
- putw
- Simple Output.
- putwc
- Simple Output.
- putwc_unlocked
- Simple Output.
- putwchar
- Simple Output.
- putwchar_unlocked
- Simple Output.
- pwrite
- I/O Primitives.
- pwrite64
- I/O Primitives.
- qecvt
- System V Number Conversion.
- qecvt_r
- System V Number Conversion.
- qfcvt
- System V Number Conversion.
- qfcvt_r
- System V Number Conversion.
- qgcvt
- System V Number Conversion.
- qsort
- Array Sort Function.
- raise
- Signaling Yourself.
- rand
- ISO Random.
- rand_r
- ISO Random.
- random
- BSD Random.
- random_r
- BSD Random.
- rawmemchr
- Search Functions.
- read
- I/O Primitives.
- readdir
- Reading/Closing Directory.
- readdir64
- Reading/Closing Directory.
- readdir64_r
- Reading/Closing Directory.
- readdir_r
- Reading/Closing Directory.
- readlink
- Symbolic Links.
- readv
- Scatter-Gather.
- realloc
- Changing Block Size.
- realpath
- Symbolic Links.
- recv
- Receiving Data.
- recvfrom
- Receiving Datagrams.
- regcomp
- POSIX Regexp Compilation.
- regerror
- Regexp Cleanup.
- regexec
- Matching POSIX Regexps.
- regfree
- Regexp Cleanup.
- register_printf_function
- Registering New Conversions.
- remainder
- Remainder Functions.
- remainderf
- Remainder Functions.
- remainderl
- Remainder Functions.
- remove
- Deleting Files.
- rename
- Renaming Files.
- rewind
- File Positioning.
- rewinddir
- Random Access Directory.
- rindex
- Search Functions.
- rint
- Rounding Functions.
- rintf
- Rounding Functions.
- rintl
- Rounding Functions.
- rmdir
- Deleting Files.
- round
- Rounding Functions.
- roundf
- Rounding Functions.
- roundl
- Rounding Functions.
- rpmatch
- Yes-or-No Questions.
- S_ISBLK
- Testing File Type.
- S_ISCHR
- Testing File Type.
- S_ISDIR
- Testing File Type.
- S_ISFIFO
- Testing File Type.
- S_ISLNK
- Testing File Type.
- S_ISREG
- Testing File Type.
- S_ISSOCK
- Testing File Type.
- S_TYPEISMQ
- Testing File Type.
- S_TYPEISSEM
- Testing File Type.
- S_TYPEISSHM
- Testing File Type.
- sbrk
- Resizing the Data Segment.
- scalb
- Normalization Functions.
- scalbf
- Normalization Functions.
- scalbl
- Normalization Functions.
- scalbln
- Normalization Functions.
- scalblnf
- Normalization Functions.
- scalblnl
- Normalization Functions.
- scalbn
- Normalization Functions.
- scalbnf
- Normalization Functions.
- scalbnl
- Normalization Functions.
- scandir
- Scanning Directory Content.
- scandir64
- Scanning Directory Content.
- scanf
- Formatted Input Functions.
- sched_get_priority_max
- Basic Scheduling Functions.
- sched_get_priority_min
- Basic Scheduling Functions.
- sched_getparam
- Basic Scheduling Functions.
- sched_getscheduler
- Basic Scheduling Functions.
- sched_rr_get_interval
- Basic Scheduling Functions.
- sched_setparam
- Basic Scheduling Functions.
- sched_setscheduler
- Basic Scheduling Functions.
- sched_yield
- Basic Scheduling Functions.
- seed48
- SVID Random.
- seed48_r
- SVID Random.
- seekdir
- Random Access Directory.
- select
- Waiting for I/O.
- sem_destroy
- POSIX Semaphores.
- sem_getvalue
- POSIX Semaphores.
- sem_init
- POSIX Semaphores.
- sem_post
- POSIX Semaphores.
- sem_trywait
- POSIX Semaphores.
- sem_wait
- POSIX Semaphores.
- send
- Sending Data.
- sendto
- Sending Datagrams.
- setbuf
- Controlling Buffering.
- setbuffer
- Controlling Buffering.
- setcontext
- System V contexts.
- setdomainname
- Host Identification.
- setegid
- Setting Groups.
- setenv
- Environment Access.
- seteuid
- Setting User ID.
- setfsent
- fstab.
- setgid
- Setting Groups.
- setgrent
- Scanning All Groups.
- setgroups
- Setting Groups.
- sethostent
- Host Names.
- sethostid
- Host Identification.
- sethostname
- Host Identification.
- setitimer
- Setting an Alarm.
- setjmp
- Non-Local Details.
- setkey
- DES Encryption.
- setkey_r
- DES Encryption.
- setlinebuf
- Controlling Buffering.
- setlocale
- Setting the Locale.
- setlogmask
- setlogmask.
- setmntent
- mtab.
- setnetent
- Networks Database.
- setnetgrent
- Lookup Netgroup.
- setpgid
- Process Group Functions.
- setpgrp
- Process Group Functions.
- setpriority
- Traditional Scheduling Functions.
- setprotoent
- Protocols Database.
- setpwent
- Scanning All Users.
- setregid
- Setting Groups.
- setreuid
- Setting User ID.
- setrlimit
- Limits on Resources.
- setrlimit64
- Limits on Resources.
- setservent
- Services Database.
- setsid
- Process Group Functions.
- setsockopt
- Socket Option Functions.
- setstate
- BSD Random.
- setstate_r
- BSD Random.
- settimeofday
- High-Resolution Calendar.
- setuid
- Setting User ID.
- setutent
- Manipulating the Database.
- setutxent
- XPG Functions.
- setvbuf
- Controlling Buffering.
- shutdown
- Closing a Socket.
- sigaction
- Advanced Signal Handling.
- sigaddset
- Signal Sets.
- sigaltstack
- Signal Stack.
- sigblock
- Blocking in BSD.
- sigdelset
- Signal Sets.
- sigemptyset
- Signal Sets.
- sigfillset
- Signal Sets.
- siginterrupt
- BSD Handler.
- sigismember
- Signal Sets.
- siglongjmp
- Non-Local Exits and Signals.
- sigmask
- Blocking in BSD.
- signal
- Basic Signal Handling.
- signbit
- FP Bit Twiddling.
- significand
- Normalization Functions.
- significandf
- Normalization Functions.
- significandl
- Normalization Functions.
- sigpause
- Blocking in BSD.
- sigpending
- Checking for Pending Signals.
- sigprocmask
- Process Signal Mask.
- sigsetjmp
- Non-Local Exits and Signals.
- sigsetmask
- Blocking in BSD.
- sigstack
- Signal Stack.
- sigsuspend
- Sigsuspend.
- sigvec
- BSD Handler.
- sigwait
- Threads and Signal Handling.
- sin
- Trig Functions.
- sincos
- Trig Functions.
- sincosf
- Trig Functions.
- sincosl
- Trig Functions.
- sinf
- Trig Functions.
- sinh
- Hyperbolic Functions.
- sinhf
- Hyperbolic Functions.
- sinhl
- Hyperbolic Functions.
- sinl
- Trig Functions.
- sleep
- Sleeping.
- snprintf
- Formatted Output Functions.
- socket
- Creating a Socket.
- socketpair
- Socket Pairs.
- sprintf
- Formatted Output Functions.
- sqrt
- Exponents and Logarithms.
- sqrtf
- Exponents and Logarithms.
- sqrtl
- Exponents and Logarithms.
- srand
- ISO Random.
- srand48
- SVID Random.
- srand48_r
- SVID Random.
- srandom
- BSD Random.
- srandom_r
- BSD Random.
- sscanf
- Formatted Input Functions.
- ssignal
- Basic Signal Handling.
- stat
- Reading Attributes.
- stat64
- Reading Attributes.
- stime
- Simple Calendar Time.
- stpcpy
- Copying and Concatenation.
- stpncpy
- Copying and Concatenation.
- strcasecmp
- String/Array Comparison.
- strcasestr
- Search Functions.
- strcat
- Copying and Concatenation.
- strchr
- Search Functions.
- strchrnul
- Search Functions.
- strcmp
- String/Array Comparison.
- strcoll
- Collation Functions.
- strcpy
- Copying and Concatenation.
- strcspn
- Search Functions.
- strdup
- Copying and Concatenation.
- strdupa
- Copying and Concatenation.
- strerror
- Error Messages.
- strerror_r
- Error Messages.
- strfmon
- Formatting Numbers.
- strfry
- strfry.
- strftime
- Formatting Calendar Time.
- strlen
- String Length.
- strncasecmp
- String/Array Comparison.
- strncat
- Copying and Concatenation.
- strncmp
- String/Array Comparison.
- strncpy
- Copying and Concatenation.
- strndup
- Copying and Concatenation.
- strndupa
- Copying and Concatenation.
- strnlen
- String Length.
- strpbrk
- Search Functions.
- strptime
- Low-Level Time String Parsing.
- strrchr
- Search Functions.
- strsep
- Finding Tokens in a String.
- strsignal
- Signal Messages.
- strspn
- Search Functions.
- strstr
- Search Functions.
- strtod
- Parsing of Floats.
- strtof
- Parsing of Floats.
- strtoimax
- Parsing of Integers.
- strtok
- Finding Tokens in a String.
- strtok_r
- Finding Tokens in a String.
- strtol
- Parsing of Integers.
- strtold
- Parsing of Floats.
- strtoll
- Parsing of Integers.
- strtoq
- Parsing of Integers.
- strtoul
- Parsing of Integers.
- strtoull
- Parsing of Integers.
- strtoumax
- Parsing of Integers.
- strtouq
- Parsing of Integers.
- strverscmp
- String/Array Comparison.
- strxfrm
- Collation Functions.
- stty
- BSD Terminal Modes.
- success
- Actions in the NSS configuration.
- SUN_LEN
- Local Namespace Details.
- swapcontext
- System V contexts.
- swprintf
- Formatted Output Functions.
- swscanf
- Formatted Input Functions.
- symlink
- Symbolic Links.
- sync
- Synchronizing I/O.
- syscall
- System Calls.
- sysconf
- Sysconf Definition.
- sysctl
- System Parameters.
- syslog
- syslog; vsyslog.
- system
- Running a Command.
- sysv_signal
- Basic Signal Handling.
- tan
- Trig Functions.
- tanf
- Trig Functions.
- tanh
- Hyperbolic Functions.
- tanhf
- Hyperbolic Functions.
- tanhl
- Hyperbolic Functions.
- tanl
- Trig Functions.
- tcdrain
- Line Control.
- tcflow
- Line Control.
- tcflush
- Line Control.
- tcgetattr
- Mode Functions.
- tcgetpgrp
- Terminal Access Functions.
- tcgetsid
- Terminal Access Functions.
- tcsendbreak
- Line Control.
- tcsetattr
- Mode Functions.
- tcsetpgrp
- Terminal Access Functions.
- tdelete
- Tree Search Function.
- tdestroy
- Tree Search Function.
- telldir
- Random Access Directory.
- TEMP_FAILURE_RETRY
- Interrupted Primitives.
- tempnam
- Temporary Files.
- textdomain
- Locating gettext catalog.
- tfind
- Tree Search Function.
- tgamma
- Special Functions.
- tgammaf
- Special Functions.
- tgammal
- Special Functions.
- time
- Simple Calendar Time.
- timegm
- Broken-down Time.
- timelocal
- Broken-down Time.
- times
- Processor Time.
- tmpfile
- Temporary Files.
- tmpfile64
- Temporary Files.
- tmpnam
- Temporary Files.
- tmpnam_r
- Temporary Files.
- toascii
- Case Conversion.
- tolower
- Case Conversion.
- toupper
- Case Conversion.
- towctrans
- Wide Character Case Conversion.
- towlower
- Wide Character Case Conversion.
- towupper
- Wide Character Case Conversion.
- trunc
- Rounding Functions.
- truncate
- File Size.
- truncate64
- File Size.
- truncf
- Rounding Functions.
- truncl
- Rounding Functions.
- tryagain
- Actions in the NSS configuration.
- tsearch
- Tree Search Function.
- ttyname
- Is It a Terminal.
- ttyname_r
- Is It a Terminal.
- twalk
- Tree Search Function.
- tzset
- Time Zone Functions.
- ulimit
- Limits on Resources.
- umask
- Setting Permissions.
- umount
- Mount-Unmount-Remount.
- umount2
- Mount-Unmount-Remount.
- uname
- Platform Type.
- unavail
- Actions in the NSS configuration.
- ungetc
- How Unread.
- ungetwc
- How Unread.
- unlink
- Deleting Files.
- unlockpt
- Allocation.
- unsetenv
- Environment Access.
- updwtmp
- Manipulating the Database.
- utime
- File Times.
- utimes
- File Times.
- utmpname
- Manipulating the Database.
- utmpxname
- XPG Functions.
- va_alist
- Old Varargs.
- va_arg
- Argument Macros.
- va_dcl
- Old Varargs.
- va_end
- Argument Macros.
- va_start <1>
- Old Varargs.
- va_start
- Argument Macros.
- valloc
- Aligned Memory Blocks.
- vasprintf
- Variable Arguments Output.
- verr
- Error Messages.
- verrx
- Error Messages.
- versionsort
- Scanning Directory Content.
- versionsort64
- Scanning Directory Content.
- vfork
- Creating a Process.
- vfprintf
- Variable Arguments Output.
- vfscanf
- Variable Arguments Input.
- vfwprintf
- Variable Arguments Output.
- vfwscanf
- Variable Arguments Input.
- vlimit
- Limits on Resources.
- vprintf
- Variable Arguments Output.
- vscanf
- Variable Arguments Input.
- vsnprintf
- Variable Arguments Output.
- vsprintf
- Variable Arguments Output.
- vsscanf
- Variable Arguments Input.
- vswprintf
- Variable Arguments Output.
- vswscanf
- Variable Arguments Input.
- vsyslog
- syslog; vsyslog.
- vtimes
- Resource Usage.
- vwarn
- Error Messages.
- vwarnx
- Error Messages.
- vwprintf
- Variable Arguments Output.
- vwscanf
- Variable Arguments Input.
- wait
- Process Completion.
- wait3
- BSD Wait Functions.
- wait4
- Process Completion.
- waitpid
- Process Completion.
- warn
- Error Messages.
- warnx
- Error Messages.
- WCOREDUMP
- Process Completion Status.
- wcpcpy
- Copying and Concatenation.
- wcpncpy
- Copying and Concatenation.
- wcrtomb
- Converting a Character.
- wcscasecmp
- String/Array Comparison.
- wcscat
- Copying and Concatenation.
- wcschr
- Search Functions.
- wcschrnul
- Search Functions.
- wcscmp
- String/Array Comparison.
- wcscoll
- Collation Functions.
- wcscpy
- Copying and Concatenation.
- wcscspn
- Search Functions.
- wcsdup
- Copying and Concatenation.
- wcsftime
- Formatting Calendar Time.
- wcslen
- String Length.
- wcsncasecmp
- String/Array Comparison.
- wcsncat
- Copying and Concatenation.
- wcsncmp
- String/Array Comparison.
- wcsncpy
- Copying and Concatenation.
- wcsnlen
- String Length.
- wcsnrtombs
- Converting Strings.
- wcspbrk
- Search Functions.
- wcsrchr
- Search Functions.
- wcsrtombs
- Converting Strings.
- wcsspn
- Search Functions.
- wcsstr
- Search Functions.
- wcstod
- Parsing of Floats.
- wcstof
- Parsing of Floats.
- wcstoimax
- Parsing of Integers.
- wcstok
- Finding Tokens in a String.
- wcstol
- Parsing of Integers.
- wcstold
- Parsing of Floats.
- wcstoll
- Parsing of Integers.
- wcstombs
- Non-reentrant String Conversion.
- wcstoq
- Parsing of Integers.
- wcstoul
- Parsing of Integers.
- wcstoull
- Parsing of Integers.
- wcstoumax
- Parsing of Integers.
- wcstouq
- Parsing of Integers.
- wcswcs
- Search Functions.
- wcsxfrm
- Collation Functions.
- wctob
- Converting a Character.
- wctomb
- Non-reentrant Character Conversion.
- wctrans
- Wide Character Case Conversion.
- wctype
- Classification of Wide Characters.
- WEXITSTATUS
- Process Completion Status.
- WIFEXITED
- Process Completion Status.
- WIFSIGNALED
- Process Completion Status.
- WIFSTOPPED
- Process Completion Status.
- wmemchr
- Search Functions.
- wmemcmp
- String/Array Comparison.
- wmemcpy
- Copying and Concatenation.
- wmemmove
- Copying and Concatenation.
- wmempcpy
- Copying and Concatenation.
- wmemset
- Copying and Concatenation.
- wordexp
- Calling Wordexp.
- wordfree
- Calling Wordexp.
- wprintf
- Formatted Output Functions.
- write
- I/O Primitives.
- writev
- Scatter-Gather.
- wscanf
- Formatted Input Functions.
- WSTOPSIG
- Process Completion Status.
- WTERMSIG
- Process Completion Status.
- y0
- Special Functions.
- y0f
- Special Functions.
- y0l
- Special Functions.
- y1
- Special Functions.
- y1f
- Special Functions.
- y1l
- Special Functions.
- yn
- Special Functions.
- ynf
- Special Functions.
- ynl
- Special Functions.
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