PAM (8) - Pluggable Authentication Modules for Linux
aligned_alloc (3) - allocate aligned memory
alloc_hugepages (2) - allocate or free huge pages
alloca (3) - allocate memory that is automatically freed
Archive::Zip::Tree (3pm) - (DEPRECATED) methods for adding/extracting trees u...
asprintf (3) - print to allocated string
backtrace (3) - support for application self-debugging
backtrace_symbols (3) - support for application self-debugging
backtrace_symbols_fd (3) - support for application self-debugging
bdftruncate (1) - generate truncated BDF font from ISO 10646-1-encoded B...
blkid (8) - locate/print block device attributes
bzcat (1) - decompresses files to stdout
ca (1ssl) - sample minimal CA application
ca-legacy (8) - Manage the system configuration for legacy CA certific...
calloc (3) - allocate and free dynamic memory
calloc (3p) - a memory allocator
cat (1) - concatenate files and print on the standard output
cat (1p) - concatenate and print files
catan (3) - complex arc tangents
catan (3p) - complex arc tangent functions
catanf (3) - complex arc tangents
catanf (3p) - complex arc tangent functions
catanh (3) - complex arc tangents hyperbolic
catanh (3p) - complex arc hyperbolic tangent functions
catanhf (3) - complex arc tangents hyperbolic
catanhf (3p) - complex arc hyperbolic tangent functions
catanhl (3) - complex arc tangents hyperbolic
catanhl (3p) - complex arc hyperbolic tangent functions
catanl (3) - complex arc tangents
catanl (3p) - complex arc tangent functions
catclose (3) - open/close a message catalog
catclose (3p) - close a message catalog descriptor
catgets (3) - get message from a message catalog
catgets (3p) - read a program message
catman (8) - create or update the pre-formatted manual pages
catopen (3) - open/close a message catalog
catopen (3p) - open a message catalog
cert8.db (5) - Legacy NSS certificate database
cert9.db (5) - Legacy NSS certificate database
certutil (1) - Manage keys and certificate in both NSS databases and ...
cfree (3) - free allocated memory
chcat (8) - change file SELinux security category
clearerr (3p) - clear indicators on a stream
console.apps (5) - specify console-accessible privileged applications
CPAN::Meta::Spec (3pm) - specification for CPAN distribution metadata
crl2pkcs7 (1ssl) - Create a PKCS#7 structure from a CRL and certificates.
crlutil (1) - List, generate, modify, or delete CRLs within the NSS ...
db_replicate (1) - Provide replication services
DBD::Gofer (3pm) - A stateless-proxy driver for communicating with a remo...
deallocvt (1) - deallocate unused virtual consoles
deprecate (3pm) - Perl pragma for deprecating the core version of a module
derdump (1) - Dumps C-sequence strings from a DER encoded certificat...
Digest::HMAC (3pm) - Keyed-Hashing for Message Authentication
Digest::HMAC_MD5 (3pm) - Keyed-Hashing for Message Authentication
Digest::HMAC_SHA1 (3pm) - Keyed-Hashing for Message Authentication
dnssec-verify (8) - DNSSEC zone verification tool
doveadm-auth (1) - Flush/lookup/test authentication data
doveadm-deduplicate (1) - expunge duplicate messages
doveadm-log (1) - Locate, test or reopen Dovecot's log files
doveadm-replicator (1) - Manage users' mail replication
dtrace (1) - Dtrace compatible user application static probe genera...
dup (2) - duplicate a file descriptor
dup (3p) - duplicate an open file descriptor
dup2 (2) - duplicate a file descriptor
dup2 (3p) - duplicate an open file descriptor
dup3 (2) - duplicate a file descriptor
env (1p) - set the environment for command invocation
epoll (7) - I/O event notification facility
eval (1p) - construct command by concatenating arguments
eventfd (2) - create a file descriptor for event notification
eventfd2 (2) - create a file descriptor for event notification
eventfd_read (3) - create a file descriptor for event notification
eventfd_write (3) - create a file descriptor for event notification
fail2ban (1) - a set of server and client programs to limit brute for...
faillock (8) - Tool for displaying and modifying the authentication f...
fallocate (1) - preallocate or deallocate space to a file
fallocate (2) - manipulate file space
fc-cat (1) - read font information cache files
feof (3p) - test end-of-file indicator on a stream
ferror (3p) - test error indicator on a stream
FindBin (3pm) - Locate directory of original perl script
finite (3) - BSD floating-point classification functions
finitef (3) - BSD floating-point classification functions
finitel (3) - BSD floating-point classification functions
fpclassify (3) - floating-point classification macros
free (3) - allocate and free dynamic memory
free (3p) - free allocated memory
free_hugepages (2) - allocate or free huge pages
fseek (3p) - reposition a file-position indicator in a stream
fseeko (3p) - reposition a file-position indicator in a stream
ftruncate (2) - truncate a file to a specified length
ftruncate (3p) - truncate a file to a specified length
ftruncate64 (2) - truncate a file to a specified length
gapplication (1) - D-Bus application launcher
gencat (1p) - generate a formatted message catalog
Geo::IP (3pm) - Look up location and network information by IP Address
getpid (2) - get process identification
getppid (2) - get process identification
gettid (2) - get thread identification
git-cat-file (1) - Provide content or type and size information for repos...
gpg-connect-agent (1) - Communicate with a running agent
hardlink (1) - Consolidate duplicate files via hardlinks
hash (1p) - remember or report utility locations
htdigest (1) - manage user files for digest authentication
htpasswd (1) - Manage user files for basic authentication
iconv_close (3) - deallocate descriptor for character set conversion
iconv_close (3p) - codeset conversion deallocation function
iconv_open (3) - allocate descriptor for character set conversion
iconv_open (3p) - codeset conversion allocation function
if_freenameindex (3p) - free memory allocated by if_nameindex
ImageMagick (1) - is a free software suite for the creation, modificatio...
index (3) - locate character in string
IO::Socket (3pm) - Object interface to socket communications
IO::Socket::SSL::Utils (3pm) - - loading, storing, creating certificates and ...
ipc (5) - System V interprocess communication mechanisms
ipc.h (0p) - XSI interprocess communication access structure
ipcs (1p) - report XSI interprocess communication facilities status
isalnum (3) - character classification routines
isalpha (3) - character classification routines
isascii (3) - character classification routines
isblank (3) - character classification routines
iscntrl (3) - character classification routines
isdigit (3) - character classification routines
isfinite (3) - floating-point classification macros
isgraph (3) - character classification routines
isinf (3) - floating-point classification macros
isinff (3) - BSD floating-point classification functions
isinfl (3) - BSD floating-point classification functions
islower (3) - character classification routines
isnan (3) - floating-point classification macros
isnanf (3) - BSD floating-point classification functions
isnanl (3) - BSD floating-point classification functions
isnormal (3) - floating-point classification macros
isprint (3) - character classification routines
ispunct (3) - character classification routines
isspace (3) - character classification routines
issue (5) - prelogin message and identification file
isupper (3) - character classification routines
iswctype (3) - wide-character classification
isxdigit (3) - character classification routines
key3.db (5) - Legacy NSS certificate database
key4.db (5) - NSS certificate database
List::Util::XS (3pm) - Indicate if List::Util was compiled with a C compiler
locale.h (0p) - category macros
Locale::Maketext::Guts (3pm) - Deprecated module to load Locale::Maketext utf...
Locale::Maketext::GutsLoader (3pm) - Deprecated module to load Locale::Makete...
locate (1) - find files by name
LWP::Authen::Ntlm (3pm) - Library for enabling NTLM authentication (Microsoft...
LWP::Debug (3pm) - deprecated
lz4 (1) - lz4, unlz4, lz4cat - Compress or decompress .lz4 files
lz4c (1) - lz4, unlz4, lz4cat - Compress or decompress .lz4 files
lz4cat (1) - lz4, unlz4, lz4cat - Compress or decompress .lz4 files
unxz (1) - Compress or decompress .xz and .lzma files
Mail::SpamAssassin::Plugin::DKIM (3pm) - perform DKIM verification tests
Mail::SpamAssassin::Plugin::Hashcash (3pm) - perform hashcash verification tests
Mail::SpamAssassin::Plugin::RelayCountry (3pm) - add message metadata indicat...
Mail::SpamAssassin::Plugin::SPF (3pm) - perform SPF verification tests
Mail::SpamAssassin::Plugin::TextCat (3pm) - TextCat language guesser
Mail::SpamAssassin::SubProcBackChannel (3pm) - back-channel for communication...
mallinfo (3) - obtain memory allocation information
malloc (3) - allocate and free dynamic memory
malloc (3p) - a memory allocator
malloc_stats (3) - print memory allocation statistics
malloc_usable_size (3) - obtain size of block of memory allocated from heap
mallopt (3) - set memory allocation parameters
memalign (3) - allocate aligned memory
memfrob (3) - frobnicate (encrypt) a memory area
memmem (3) - locate a substring
mlocate.db (5) - a mlocate database
Module::Build::ModuleInfo (3pm) - DEPRECATED
Module::Build::Version (3pm) - DEPRECATED
Module::Build::YAML (3pm) - DEPRECATED
mq_notify (2) - register for notification when a message is available
mq_notify (3) - register for notification when a message is available
msgattrib (1) - attribute matching and manipulation on message catalog
msgcat (1) - combines several message catalogs
msgcmp (1) - compare message catalog and template
msgcomm (1) - match two message catalogs
msgconv (1) - character set conversion for message catalog
msgen (1) - create English message catalog
msgexec (1) - process translations of message catalog
msgfilter (1) - edit translations of message catalog
msgfmt (1) - compile message catalog to binary format
msggrep (1) - pattern matching on message catalog
msginit (1) - initialize a message catalog
msgmerge (1) - merge message catalog and template
msgunfmt (1) - uncompile message catalog from binary format
msguniq (1) - unify duplicate translations in message catalog
netlink (7) - communication between kernel and user space (AF_NETLINK)
netreport (1) - request notification of network interface changes
nseq (1ssl) - create or examine a netscape certificate sequence
ntp_auth (5) - Authentication Options
ocsp (1ssl) - Online Certificate Status Protocol utility
os-release (5) - Operating system identification
package-cleanup (1) - clean up locally installed, duplicate, or orphaned pac...
pam (8) - Pluggable Authentication Modules for Linux
pam_faildelay (8) - Change the delay on failure per-application
pam_faillock (8) - Module counting authentication failures during a speci...
pam_timestamp (8) - Authenticate using cached successful authentication at...
pam_unix (8) - Module for traditional password authentication
pam_userdb (8) - PAM module to authenticate against a db database
passwd (1) - update user's authentication tokens
pear.conf (5) - configuration file for PEAR applications.
perlipc (1) - Perl interprocess communication (signals, fifos, pipes...
perlivp (1) - Perl Installation Verification Procedure
perlpodspec (1) - Plain Old Documentation: format specification and notes
pk12util (1) - Export and import keys and certificate to or from a PK...
pkttyagent (1) - Textual authentication helper
posix_fallocate (3) - allocate file space
posix_fallocate (3p) - file space control (ADVANCED REALTIME)
posix_memalign (3) - allocate aligned memory
posix_memalign (3p) - aligned memory allocation (ADVANCED REALTIME)
posix_trace_event (3p) - trace functions for instrumenting application code (...
posix_trace_eventid_open (3p) - trace functions for instrumenting application...
postcat (1) - show Postfix queue file contents
pp (1) - Prints certificates, keys, crls, and pkcs7 files
program_invocation_name (3) - obtain name used to invoke calling program
program_invocation_short_name (3) - obtain name used to invoke calling program
pvalloc (3) - allocate aligned memory
pzstd (1) - zstd, zstdmt, unzstd, zstdcat - Compress or decompress...
realloc (3) - allocate and free dynamic memory
realloc (3p) - memory reallocator
relocated (5) - Postfix relocated table format
rename (2) - change the name or location of a file
req (1ssl) - PKCS#10 certificate request and certificate generating...
rewind (3p) - reset the file position indicator in a stream
rindex (3) - locate character in string
saslauthd (8) - sasl authentication server
shmget (2) - allocates a System V shared memory segment
sigevent (7) - structure for notification from asynchronous routines
slabinfo (5) - kernel slab allocator statistics
smime_keys (1) - Utility to add S/MIME certificate to the internal data...
socket (2) - create an endpoint for communication
socket (3p) - create an endpoint for communication
ssh-add (1) - adds private key identities to the authentication agent
ssh-agent (1) - authentication agent
ssh-keygen (1) - authentication key generation, management and conversion
ssh-keysign (8) - ssh helper program for host-based authentication
strcasestr (3) - locate a substring
strcat (3) - concatenate two strings
strcat (3p) - concatenate two strings
strchr (3) - locate character in string
strchrnul (3) - locate character in string
strdup (3) - duplicate a string
strdup (3p) - duplicate a string
strdupa (3) - duplicate a string
strncat (3) - concatenate two strings
strncat (3p) - concatenate a string with part of another
strndup (3) - duplicate a string
strndupa (3) - duplicate a string
strrchr (3) - locate character in string
strstr (3) - locate a substring
svipc (7) - System V interprocess communication mechanisms
sw-types.db (5) - Data-set specifications for the system statistics coll...
sys_ipc.h (0p) - XSI interprocess communication access structure
sys_times.h (0p) - file access and modification times structure
systemd-cat (1) - Connect a pipeline or program's output with the journal
systemd.time (7) - Time and date specifications
sysusers.d (5) - Declarative allocation of system users and groups
tac (1) - concatenate and print files in reverse
tcatest (1) - test cases of the abstract database API
tee (1p) - duplicate standard input
tee (2) - duplicating pipe content
telldir (3) - return current location in directory stream
telldir (3p) - current location of a named directory stream
testsaslauthd (8) - test utility for the SASL authentication server
times.h (0p) - file access and modification times structure
touch (1p) - change file access and modification times
trunc (3p) - round to truncated integer value
truncate (1) - shrink or extend the size of a file to the specified size
truncate (2) - truncate a file to a specified length
truncate (3p) - truncate a file to a specified length
truncate64 (2) - truncate a file to a specified length
truncf (3p) - round to truncated integer value
truncl (3p) - round to truncated integer value
unix (7) - sockets for local interprocess communication
unlz4 (1) - lz4, unlz4, lz4cat - Compress or decompress .lz4 files
unzstd (1) - zstd, zstdmt, unzstd, zstdcat - Compress or decompress...
update-ca-trust (8) - manage consolidated and dynamic configuration of CA ce...
updatedb (8) - update a database for mlocate
URI::ldap (3pm) - LDAP Uniform Resource Locators
URI::URL (3pm) - Uniform Resource Locators
utime (2) - change file last access and modification times
utime (3p) - set file access and modification times
utime.h (0p) - access and modification times structure
utimes (2) - change file last access and modification times
utimes (3p) - set file access and modification times (LEGACY)
valloc (3) - allocate aligned memory
vasprintf (3) - print to allocated string
verify (1ssl) - Utility to verify certificates.
verify (8) - Postfix address verification server
vfychain (1) - vfychain [options] [revocation options] certfile [[opt...
wcscat (3) - concatenate two wide-character strings
wcscat (3p) - concatenate two wide-character strings
wcsdup (3) - duplicate a wide-character string
wcsncat (3) - concatenate two wide-character strings
wcsncat (3p) - concatenate a wide-character string with part of another
wcsstr (3) - locate a substring in a wide-character string
wctype (3) - wide-character classification
wctype.h (0p) - wide-character classification and mapping utilities
whereis (1) - locate the binary, source, and manual page files for a...
x509 (1ssl) - Certificate display and signing utility
x509v3_config (5ssl) - X509 V3 certificate extension configuration format
XML::SAX::DocumentLocator (3pm) - Helper class for document locators
xmlcatalog (1) - Command line tool to parse and manipulate XML or SGML ...
xzcat (1) - Compress or decompress .xz and .lzma files
zcat (1) - compress or expand files
zcat (1p) - expand and concatenate data
zstd (1) - zstd, zstdmt, unzstd, zstdcat - Compress or decompress...
zstdcat (1) - zstd, zstdmt, unzstd, zstdcat - Compress or decompress...
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