opt(phpman.html) - phpMan

btrfs (5)            - topics about the BTRFS filesystem (mount options, supp...
compopt (1)          - bash built-in commands, see bash(1)
CPAN::Meta::Feature (3pm) - an optional feature provided by a CPAN distribution
dhcp-options (5)     - Dynamic Host Configuration Protocol options
dracut.cmdline (7)   - dracut kernel command line options
dracut.kernel (7)    - dracut kernel command line options
ExtUtils::Mksymlists (3pm) - write linker options files for dynamic extension
fail2ban-regex (1)   - test Fail2ban "failregex" option
fcntl.h (0p)         - file control options
fmt (1)              - simple optimal text formatter
getopt (1)           - parse command options (enhanced)
getopt (3)           - Parse command-line options
getopt (3p)          - command option parsing
Getopt::Std (3pm)    - Process single-character switches with switch clustering
Getopt::Long (3pm)   - Extended processing of command line options
getopt_long (3)      - Parse command-line options
getopt_long_only (3) - Parse command-line options
getopts (1)          - bash built-in commands, see bash(1)
getopts (1p)         - parse utility options
getsockopt (2)       - get and set options on sockets
getsockopt (3p)      - get the socket options
getsubopt (3)        - parse suboption arguments from a string
getsubopt (3p)       - parse suboption arguments from a string
git-config (1)       - Get and set repository or global options
git-gc (1)           - Cleanup unnecessary files and optimize the local repos...
git-hash-object (1)  - Compute object ID and optionally creates a blob from a...
git-repo-config (1)  - Get and set repository or global options
hasmntopt (3)        - get file system descriptor file entry
hosts_options (5)    - host access control language extensions
mallopt (3)          - set memory allocation parameters
montage (1)          - create a composite image by combining several separate...
my_print_defaults (1) - display options from option files
Net::DNS::RR::OPT (3pm) - DNS OPT resource record
ntp.conf (5)         - Server Options
ntp_acc (5)          - Access Control Options
ntp_auth (5)         - Authentication Options
ntp_clock (5)        - Reference Clock Options
ntp_misc (5)         - Miscellaneous Options
ntp_mon (5)          - Monitoring Options
odbc_config (1)      - get compile options for compiling unixODBC client
optarg (3)           - Parse command-line options
optarg (3p)          - command option parsing
opterr (3)           - Parse command-line options
opterr (3p)          - command option parsing
optind (3)           - Parse command-line options
optind (3p)          - command option parsing
optopt (3)           - Parse command-line options
optopt (3p)          - command option parsing
perlperf (1)         - Perl Performance and Optimization Techniques
Pod::Perldoc::GetOptsOO (3pm) - Customized option parser for Pod::Perldoc
posixoptions (7)     - optional parts of the POSIX standard
set (1p)             - set or unset options and positional parameters
setsockopt (2)       - get and set options on sockets
setsockopt (3p)      - set the socket options
shopt (1)            - bash built-in commands, see bash(1)
shred (1)            - overwrite a file to hide its contents, and optionally ...
stropts.h (0p)       - STREAMS interface (STREAMS)
stty (1p)            - set the options for a terminal
vfychain (1)         - vfychain [options] [revocation options] certfile [[opt...
warnings (3pm)       - Perl pragma to control optional warnings
xfs (5)              - layout, mount options, and supported file attributes f...
yum-config-manager (1) - manage yum configuration options and yum repositories