ctl(template) - phpMan

_sysctl (2)          - read/write system parameters
addpart (8)          - simple wrapper around the "add partition" ioctl
apachectl (8)        - Apache HTTP Server Control Interface
arch_prctl (2)       - set architecture-specific thread state
auditctl (8)         - a utility to assist controlling the kernel's audit system
blockdev (8)         - call block device ioctls from the command line
bootctl (1)          - Control the firmware and boot manager settings
busctl (1)           - Introspect the bus
sw-collectdctl (1)   - Control interface for collectd
console_ioctl (4)    - ioctls for console terminal and virtual consoles
coredumpctl (1)      - Retrieve coredumps from the journal
delpart (8)          - simple wrapper around the "del partition" ioctl
epoll_ctl (2)        - control interface for an epoll descriptor
ftpdctl (8)          - ProFTPD control program
hostnamectl (1)      - Control the system hostname
ioctl (2)            - control device
ioctl (3p)           - control a STREAMS device (STREAMS)
ioctl_list (2)       - list of ioctl calls in Linux/i386 kernel
journalctl (1)       - Query the systemd journal
JSON::XS (3pm)       - JSON serialising/deserialising, done correctly and fast
kdumpctl (8)         - control interface for kdump
kexec (8)            - directly boot into a new kernel
keyctl (2)           - manipulate the kernel's key management facility
syslog (2)           - read and/or clear kernel message ring buffer; set cons...
klogctl (3)          - read and/or clear kernel message ring buffer; set cons...
localectl (1)        - Control the system locale and keyboard layout settings
loginctl (1)         - Control the systemd login manager
machinectl (1)       - Control the systemd machine manager
msgctl (2)           - System V message control operations
msgctl (3p)          - XSI message control operations
networkctl (1)       - Query the status of network links
nfsservctl (2)       - syscall interface to kernel nfs daemon
perfmonctl (2)       - interface to IA-64 performance monitoring unit
prctl (2)            - operations on a process
quotactl (2)         - manipulate disk quotas
resizepart (8)       - simple wrapper around the "resize partition" ioctl
semctl (2)           - System V semaphore control operations
semctl (3p)          - XSI semaphore control operations
shmctl (2)           - System V shared memory control
shmctl (3p)          - XSI shared memory control operations
sysctl (2)           - read/write system parameters
sysctl (8)           - configure kernel parameters at runtime
sysctl.conf (5)      - sysctl preload/configuration file
sysctl.d (5)         - Configure kernel parameters at boot
systemctl (1)        - Control the systemd system and service manager
systemd-initctl (8)  - /dev/initctl compatibility
systemd-initctl.service (8) - /dev/initctl compatibility
systemd-initctl.socket (8) - /dev/initctl compatibility
systemd-sysctl (8)   - Configure kernel parameters at boot
systemd-sysctl.service (8) - Configure kernel parameters at boot
timedatectl (1)      - Control the system time and date
tty_ioctl (4)        - ioctls for terminals and serial lines
usernetctl (8)       - allow a user to manipulate a network interface if perm...
wdctl (8)            - show hardware watchdog status
zramctl (8)          - set up and control zram devices