See also: Local machine and Operating System Information (kernel topics, uname, boot, shutdown, et al)

Real-Time related - time of day, elapsed time, sleeping, waiting for events. time(), gmtime(), localtime(), etc.

Calendar and Time of Day Calendar and Time of Day (conversions, manipulations, etc)

Hard-world Control Control of physical world. Actuators. Process Control. x9

Printing and Printer Interface

Audio Hardware Audio input and output

Video Hardware Video drivers and interface software

Communication Implementation (low level implementation, multicast, ppp, slip, wrappers,firewalls, et al)

Mouse and Pointer Interfaces

Keyboard Interfaces

Textual User Interfaces Text and Character-oriented user interfaces

Graphical User Interfaces including window managers, screen savers, et al.

See also: Serial I/O - Serial port use.

See also: Terminal I/O - TTY (character based display and keyboard) and related routines.

See also: File System Information - Obtaining information of the filesystem as a whole. Status of disk subsystems, capacity, etc.

See also: Low level file and device operations - " Unbuffered " access of files and devices. (ioctl, fcntl, /dev, et al)

See also: Curses - Curses (Library for text display interfaces)

perl5 module for getting the value of the C Ioctl constants. p5-Ioctl-0.81 Perl module that provides a way to get the value of C ioctl constants

GPIB class library - LibGPIB is a library of C++ classes which can be used to program various GPIB controllers and instruments including GPIB-ENET, GPIB-232-CT-A, and the NI488-GPIB cards. {(L)GPL}

Other Libraries, Functions, and Components

Inactive Orbits: (Not included on this page)