atexit (3)           - register a function to be called at normal process ter...
atexit (3p)          - register a function to run at process termination
avahi-publish (1)    - Register an mDNS/DNS-SD service or host name or addres...
avahi-publish-address (1) - Register an mDNS/DNS-SD service or host name or a...
avahi-publish-service (1) - Register an mDNS/DNS-SD service or host name or a...
dm_dso_reg_tool (8)  - A utility used to load a DSO into dmeventd and (un)reg...
dmevent_tool (8)     - A utility used to load a DSO into dmeventd and (un)reg...
function::print_regs (3stap) - Print a register dump
function::registers_valid (3stap) - Determines validity of register and u_reg...
git-update-index (1) - Register file contents in the working tree to the index
isadump (8)          - examine ISA registers
isaset (8)           - set ISA registers
mq_notify (2)        - register for notification when a message is available
mq_notify (3)        - register for notification when a message is available
on_exit (3)          - register a function to be called at normal process ter...
pam_ck_connector (8) - Register session with ConsoleKit
pkaction (1)         - Get details about a registered action
probe::netdev.register (3stap) - Called when the device is registered
probe::netdev.unregister (3stap) - Called when the device is being unregistered
probe::tty.register (3stap) - Called when a tty device is registred
probe::tty.unregister (3stap) - Called when a tty device is being unregistered
pthread_atfork (3p)  - register fork handlers
registerrpc (3)      - library routines for remote procedure calls
smp_read_gpio (8)    - invoke READ GPIO REGISTER SMP function
smp_write_gpio (8)   - invoke WRITE GPIO REGISTER SMP function
svc_register (3)     - library routines for remote procedure calls
svc_unregister (3)   - library routines for remote procedure calls
warnings::register (3pm) - warnings import function
xprt_register (3)    - library routines for remote procedure calls
xprt_unregister (3)  - library routines for remote procedure calls