ok(1) - phpMan

ok (3pm)             - Alternative to Test::More::use_ok
Test2::Event::Ok (3pm) - Ok event type
Test::use::ok (3pm)  - Alternative to Test::More::use_ok
Pod::Perldoc (3pm)   - Look up Perl documentation in Pod format.
Pod::perldoc (3pm)   - Look up Perl documentation in Pod format.
__after_morecore_hook (3) - malloc debugging variables
__free_hook (3)      - malloc debugging variables
__malloc_hook (3)    - malloc debugging variables
__malloc_initialize_hook (3) - malloc debugging variables
__memalign_hook (3)  - malloc debugging variables
__realloc_hook (3)   - malloc debugging variables
_syscall (2)         - invoking a system call without library support (OBSOLETE)
asctime (3)          - transform date and time to broken-down time or ASCII
asctime_r (3)        - transform date and time to broken-down time or ASCII
Business::ISBN (3pm) - work with International Standard Book Numbers
Business::ISBN10 (3pm) - work with 10 digit International Standard Book Numbers
Business::ISBN13 (3pm) - work with 13 digit International Standard Book Numbers
certutil (1)         - Manage keys and certificate in both NSS databases and ...
CGI::Cookie (3pm)    - Interface to HTTP Cookies
tc-choke (8)         - choose and keep scheduler
Config::Extensions (3pm) - hash lookup of which core extensions were built.
CPAN::API::HOWTO (3pm) - a recipe book for programming with CPAN.pm
ctime (3)            - transform date and time to broken-down time or ASCII
ctime_r (3)          - transform date and time to broken-down time or ASCII
delv (1)             - DNS lookup and validation utility
dig (1)              - DNS lookup utility
dnssec-revoke (8)    - set the REVOKED bit on a DNSSEC key
doveadm-auth (1)     - Flush/lookup/test authentication data
doveadm-force-resync (1) - Repair broken mailboxes
doveadm-mailbox-cryptokey (1) - Mail crypt plugin management
doveadm-user (1)     - Perform a user lookup in Dovecot's userdbs
dracut-cmdline.service (8) - runs the dracut hooks to parse the kernel comman...
dracut-mount.service (8) - runs the dracut hooks after /sysroot is mounted
dracut-pre-mount.service (8) - runs the dracut hooks before /sysroot is mounted
dracut-pre-pivot.service (8) - runs the dracut hooks before switching root
dracut-pre-trigger.service (8) - runs the dracut hooks before udevd is triggered
dracut-pre-udev.service (8) - runs the dracut hooks before udevd is started
errstr (1ssl)        - lookup error codes
fopencookie (3)      - opening a custom stream
ftok (3)             - convert a pathname and a project identifier to a Syste...
ftok (3p)            - generate an IPC key
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
getdate (3)          - convert a date-plus-time string to broken-down time
getdate_err (3)      - convert a date-plus-time string to broken-down time
getdate_r (3)        - convert a date-plus-time string to broken-down time
githooks (5)         - Hooks used by Git
gmtime (3)           - transform date and time to broken-down time or ASCII
gmtime (3p)          - convert a time value to a broken-down UTC time
gmtime_r (3)         - transform date and time to broken-down time or ASCII
gmtime_r (3p)        - convert a time value to a broken-down UTC time
host (1)             - DNS lookup utility
hosts (5)            - static table lookup for hostnames
HTML::TokeParser (3pm) - Alternative HTML::Parser interface
HTTP::Cookies (3pm)  - HTTP cookie jars
HTTP::Cookies::Microsoft (3pm) - access to Microsoft cookies files
HTTP::Cookies::Netscape (3pm) - access to Netscape cookies files
infokey (1)          - compile customizations for Info
ip-token (8)         - tokenized interface identifier support
iruserok (3)         - routines for returning a stream to a remote command
iruserok_af (3)      - routines for returning a stream to a remote command
Locale::Maketext::Cookbook (3pm) - recipes for using Locale::Maketext
localtime (3)        - transform date and time to broken-down time or ASCII
localtime (3p)       - convert a time value to a broken-down local time
localtime_r (3)      - transform date and time to broken-down time or ASCII
localtime_r (3p)     - convert a time value to a broken-down local time
look (1)             - display lines beginning with a given string
lookup_dcookie (2)   - return a directory entry's path
lwpcook (3pm)        - The libwww-perl cookbook
Mail::SpamAssassin::Plugin::AskDNS (3pm) - form a DNS query using tag values,...
Mail::SpamAssassin::Plugin::ASN (3pm) - SpamAssassin plugin to look up the Au...
Mail::SpamAssassin::Plugin::DNSEval (3pm) - look up URLs against DNS blocklists
Mail::SpamAssassin::Plugin::URIDNSBL (3pm) - look up URLs against DNS blocklists
malloc_hook (3)      - malloc debugging variables
mcookie (1)          - generate magic cookies for xauth
mdig (1)             - DNS pipelined lookup utility
mktime (3)           - transform date and time to broken-down time or ASCII
mktime (3p)          - convert broken-down time into time since the Epoch
Module::Build::Cookbook (3pm) - Examples of Module::Build Usage
Module::Load::Conditional (3pm) - Looking up module information / loading at ...
mokutil (1)          - utility to manipulate machine owner keys
Net::DNS::Resolver::Recurse (3pm) - Perform recursive dns lookups
nice (1p)            - invoke a utility with an altered nice value
nohup (1p)           - invoke a utility immune to hangups
nslookup (1)         - query Internet name servers interactively
pam_console_apply (8) - set or revoke permissions for users at the system con...
pam_postgresok (8)   - simple check of real UID and corresponding account name
pam_rootok (8)       - Gain only root access
passwd (1)           - update user's authentication tokens
perlbook (1)         - Books about and related to Perl
perldoc (1)          - Look up Perl documentation in Pod format.
perldsc (1)          - Perl Data Structures Cookbook
pgrep (1)            - look up or signal processes based on name and other at...
pkill (1)            - look up or signal processes based on name and other at...
POD2::DE::local::lib (3pm) - Erschaffen und benutzen von Perl Modulen in eine...
Pod::Simple::PullParserEndToken (3pm) - - end-tokens from Pod::Simple::PullPa...
Pod::Simple::PullParserStartToken (3pm) - - start-tokens from Pod::Simple::Pu...
Pod::Simple::PullParserTextToken (3pm) - - text-tokens from Pod::Simple::Pull...
Pod::Simple::PullParserToken (3pm) - - tokens from Pod::Simple::PullParser
postmap (1)          - Postfix lookup table management
program_invocation_name (3) - obtain name used to invoke calling program
program_invocation_short_name (3) - obtain name used to invoke calling program
proxymap (8)         - Postfix lookup table proxy server
ruserok (3)          - routines for returning a stream to a remote command
ruserok_af (3)       - routines for returning a stream to a remote command
Search::Dict (3pm)   - look - search for key in dictionary file
socketmap_table (5)  - Postfix socketmap table lookup client
strsep (3)           - extract token from string
strtok (3)           - extract tokens from strings
strtok (3p)          - split string into tokens
strtok_r (3)         - extract tokens from strings
strtok_r (3p)        - split string into tokens
TAP::Parser::Result::Bailout (3pm) - Bailout result token.
TAP::Parser::Result::Comment (3pm) - Comment result token.
TAP::Parser::Result::Plan (3pm) - Plan result token.
TAP::Parser::Result::Pragma (3pm) - TAP pragma token.
TAP::Parser::Result::Test (3pm) - Test result token.
TAP::Parser::Result::Unknown (3pm) - Unknown result token.
TAP::Parser::Result::Version (3pm) - TAP syntax version token.
TAP::Parser::Result::YAML (3pm) - YAML result token.
tc-htb (8)           - Hierarchy Token Bucket
tc-tbf (8)           - Token Bucket Filter
tcp_table (5)        - Postfix client/server table lookup protocol
Text::ParseWords (3pm) - parse text into an array of tokens or array of arrays
Unicode::Collate::CJK::Stroke (3pm) - weighting CJK Unified Ideographs for Un...
wcstok (3)           - split wide-character string into tokens
wcstok (3p)          - split a wide-character string into tokens
xargs (1p)           - construct argument lists and invoke utility