| AltPrefix | Keycode for alternate prefix key for Alt key. Unix Only | 
| CtrlPrefix | Keycode for alternate prefix key for Ctrl key. Unix only | 
| errKbdBase | Base of keyboard routine error reporting constants. | 
| errKbdInitError | Failed to initialize keyboard driver | 
| errKbdNotImplemented | Keyboard driver not implemented. | 
| kbAlt | Alt key modifier | 
| kbASCII | ASCII code key event | 
| kbCtrl | Control key modifier | 
| kbdApps | Application key (popup-menu) pressed. | 
| kbdDelete | Delete key pressed | 
| kbdDown | Arrow down key pressed | 
| kbdEnd | End key pressed | 
| kbdF1 | F1 function key pressed. | 
| kbdF10 | F10 function key pressed. | 
| kbdF11 | F12 function key pressed. | 
| kbdF12 | F12 function key pressed. | 
| kbdF13 | F13 function key pressed. | 
| kbdF14 | F14 function key pressed. | 
| kbdF15 | F15 function key pressed. | 
| kbdF16 | F16 function key pressed. | 
| kbdF17 | F17 function key pressed. | 
| kbdF18 | F18 function key pressed. | 
| kbdF19 | F19 function key pressed. | 
| kbdF2 | F2 function key pressed. | 
| kbdF20 | F20 function key pressed. | 
| kbdF3 | F3 function key pressed. | 
| kbdF4 | F4 function key pressed. | 
| kbdF5 | F5 function key pressed. | 
| kbdF6 | F6 function key pressed. | 
| kbdF7 | F7 function key pressed. | 
| kbdF8 | F8 function key pressed. | 
| kbdF9 | F9 function key pressed. | 
| kbdHome | Home key pressed | 
| kbdInsert | Insert key pressed | 
| kbdLeft | Arrow left key pressed | 
| kbdLWin | Left windows key pressed. | 
| kbdMiddle | Middle key pad key pressed (numerical 5) | 
| kbdPgDn | Page down key pressed | 
| kbdPgUp | Page Up key pressed | 
| kbdRight | Arrow right key pressed | 
| kbdRWin | Right windows key pressed. | 
| kbdUp | Arrow up key pressed | 
| kbFnKey | function key pressed. | 
| kbLeftShift | Left shift key modifier | 
| kbPhys | Physical key code event | 
| kbReleased | Key release event (not implemented in FPC) | 
| kbRightShift | Right shift key modifier | 
| kbShift | Shift key modifier | 
| kbUniCode | Unicode code key event | 
| SAnd | 'And' description string | 
| ShiftPrefix | Keycode for alternate prefix key for Shift key. Unix Only | 
| SKeyPad | Names of keypad keys | 
| SLeftRight | Names for left-right keys | 
| SScanCode | Scancode key | 
| SShift | Names of modifier keys | 
| SUnicodeChar | Unicode character string. | 
| SUnknownFunctionKey | Unknown function key |