add(category4-postfix.html) - phpMan
add_key (2) - add a key to the kernel's key management facility addgnupghome (8) - Create .gnupg home directories addmntent (3) - get file system descriptor file entry addpart (8) - simple wrapper around the "add partition" ioctl addr2line (1) - convert addresses into file names and line numbers. addseverity (3) - introduce new severity classes adduser (8) - create a new user or update default new user information Archive::Zip::Tree (3pm) - (DEPRECATED) methods for adding/extracting trees u... argz_add (3) - functions to handle an argz list argz_add_sep (3) - functions to handle an argz list arpaname (1) - translate IP addresses to the corresponding ARPA names binfmt.d (5) - Configure additional binary formats for executables at... Bit::Vector::Overload (3pm) - Overloaded operators add-on for Bit::Vector bridge (8) - show / manipulate bridge addresses and devices Date::Calc::Object (3pm) - Object-oriented add-on for Date::Calc with overloa... dladdr (3) - programming interface to dynamic linking loader dlsym (3p) - obtain the address of a symbol from a dlopen object doveadm-flags (1) - add, remove or replace messages' flags doveadm-kick (1) - Disconnect users by user name and/or IP address envz_add (3) - environment string support ether_aton (3) - Ethernet address manipulation routines ether_aton_r (3) - Ethernet address manipulation routines ether_hostton (3) - Ethernet address manipulation routines ether_line (3) - Ethernet address manipulation routines ether_ntoa (3) - Ethernet address manipulation routines ether_ntoa_r (3) - Ethernet address manipulation routines ether_ntohost (3) - Ethernet address manipulation routines ethers (5) - Ethernet address to IP number database ExtUtils::testlib (3pm) - add blib/* directories to @INC fma (3) - floating-point multiply and add fma (3p) - floating-point multiply-add fmaf (3) - floating-point multiply and add fmaf (3p) - floating-point multiply-add fmal (3) - floating-point multiply and add fmal (3p) - floating-point multiply-add freeaddrinfo (3) - network address and service translation freeaddrinfo (3p) - get address information freehostent (3) - get network hostnames and addresses freeifaddrs (3) - get interface addresses gai.conf (5) - getaddrinfo(3) configuration file gai_cancel (3) - asynchronous network address and service translation gai_error (3) - asynchronous network address and service translation gai_strerror (3) - network address and service translation gai_strerror (3p) - address and name information error description gai_suspend (3) - asynchronous network address and service translation Geo::IP (3pm) - Look up location and network information by IP Address geoiplookup (1) - look up country using IP Address or hostname geoiplookup6 (1) - look up country using IP Address or hostname get_myaddress (3) - library routines for remote procedure calls getaddrinfo (3) - network address and service translation getaddrinfo (3p) - get address information getaddrinfo_a (3) - asynchronous network address and service translation gethostbyaddr (3) - get network host entry gethostbyaddr (3p) - network host database functions gethostbyaddr_r (3) - get network host entry getifaddrs (3) - get interface addresses getipnodebyaddr (3) - get network hostnames and addresses getipnodebyname (3) - get network hostnames and addresses getnameinfo (3) - address-to-name translation in protocol-independent ma... getnetbyaddr (3) - get network entry getnetbyaddr (3p) - network database functions getnetbyaddr_r (3) - get network entry (reentrant) git-add (1) - Add file contents to the index git-notes (1) - Add or inspect object notes git-stage (1) - Add file contents to the staging area groupadd (8) - create a new group in.h (0p) - Internet address family inet (3) - Internet address manipulation routines inet_addr (3) - Internet address manipulation routines inet_addr (3p) - IPv4 address manipulation inet_aton (3) - Internet address manipulation routines inet_lnaof (3) - Internet address manipulation routines inet_makeaddr (3) - Internet address manipulation routines inet_netof (3) - Internet address manipulation routines inet_network (3) - Internet address manipulation routines inet_ntoa (3) - Internet address manipulation routines inet_ntoa (3p) - IPv4 address manipulation inet_ntop (3) - convert IPv4 and IPv6 addresses from binary to text form inet_ntop (3p) - convert IPv4 and IPv6 addresses between binary and tex... inet_pton (3) - convert IPv4 and IPv6 addresses from text to binary form inet_pton (3p) - convert IPv4 and IPv6 addresses between binary and tex... inotify_add_watch (2) - add a watch to an initialized inotify instance ip-address (8) - protocol address management ip-addrlabel (8) - protocol address label management ip-maddress (8) - multicast addresses management ipcalc (1) - perform simple manipulation of IP addresses ipmaddr (8) - adds, deletes, and displays multicast addresses kernel-install (8) - Add and remove kernel and initramfs images to and from... lgroupadd (1) - Add an user group logresolve (1) - Resolve IP-addresses to hostnames in Apache log files luseradd (1) - Add an user lvextend (8) - Add space to a logical volume Mail::Address (3pm) - Parse mail addresses Mail::Field::AddrList (3pm) - object representation of e-mail address lists Mail::SpamAssassin::PersistentAddrList (3pm) - persistent address list base c... Mail::SpamAssassin::Plugin::ASN (3pm) - SpamAssassin plugin to look up the Au... Mail::SpamAssassin::Plugin::RelayCountry (3pm) - add message metadata indicat... Mail::SpamAssassin::SQLBasedAddrList (3pm) - SpamAssassin SQL Based Auto Whit... Mail::SPF::SenderIPAddrMech (3pm) - Abstract base class for SPF record mechan... mailaddr (7) - mail addressing description mlock (3p) - lock or unlock a range of process address space (REALT... mlockall (3p) - lock/unlock the address space of a process (REALTIME) modprobe (8) - Add and remove modules from the Linux Kernel mremap (2) - remap a virtual memory address munlock (3p) - lock or unlock a range of process address space (REALT... munlockall (3p) - lock/unlock the address space of a process (REALTIME) nameif (8) - name network interfaces based on MAC addresses NetAddr::IP (3pm) - Manages IPv4 and IPv6 addresses and subnets NetAddr::IP::InetBase (3pm) - - IPv4 and IPV6 utilities NetAddr::IP::Lite (3pm) - Manages IPv4 and IPv6 addresses and subnets NetAddr::IP::Util (3pm) - - IPv4/6 and 128 bit number utilities NetAddr::IP::UtilPP (3pm) - - pure Perl functions for NetAddr::IP::Util pam_issue (8) - PAM module to add issue file to user prompt posix_spawn_file_actions_addclose (3p) - add close or open action to spawn fi... posix_spawn_file_actions_adddup2 (3p) - add dup2 action to spawn file actions... posix_spawn_file_actions_addopen (3p) - add close or open action to spawn fil... posix_trace_eventset_add (3p) - manipulate trace event type sets (TRACING) process_vm_readv (2) - transfer data between process address spaces process_vm_writev (2) - transfer data between process address spaces psfaddtable (1) - add a Unicode character table to a console font pthread_attr_getstackaddr (3) - set/get stack address attribute in thread att... pthread_attr_getstackaddr (3p) - get and set the stackaddr attribute pthread_attr_setstackaddr (3) - set/get stack address attribute in thread att... pthread_attr_setstackaddr (3p) - get and set the stackaddr attribute putenv (3) - change or add an environment variable putenv (3p) - change or add a value to an environment readdir (2) - read directory entry readdir (3) - read a directory readdir (3p) - read a directory readdir_r (3) - read a directory readdir_r (3p) - read a directory resolveip (1) - resolve host name to IP address or vice versa seekdir (3) - set the position of the next readdir() call in the dir... set_tid_address (2) - set pointer to thread ID setenv (3) - change or add an environment variable setenv (3p) - add or change environment variable sigaddset (3) - POSIX signal set operations. sigaddset (3p) - add a signal to a signal set smime_keys (1) - Utility to add S/MIME certificate to the internal data... ssh-add (1) - adds private key identities to the authentication agent subpage_prot (2) - define a subpage protection for an address range sys_timeb.h (0p) - additional definitions for date and time systemd-binfmt (8) - Configure additional binary formats for executables at... systemd-binfmt.service (8) - Configure additional binary formats for executab... tc-nat (8) - stateless native address translation action Tie::Memoize (3pm) - add data to hash when needed timeb.h (0p) - additional definitions for date and time timeradd (3) - timeval operations trivial-rewrite (8) - Postfix address rewriting and resolving daemon unsetenv (3) - change or add an environment variable URI::QueryParam (3pm) - Additional query methods for URIs useradd (8) - create a new user or update default new user information verify (8) - Postfix address verification server vgextend (8) - Add physical volumes to a volume group