@node getxkey, bios
@subheading Syntax

@example
#include <pc.h>
#include <keys.h>

int getxkey(void);
@end example

@subheading Description

Waits for the user to press one key, then returns that key.  Alt-key
combinations have 0x100 added to them, and extended keys have 0x200
added to them. 

The file @file{keys.h} has symbolic names for many of the keys.

@xref{getkey}.

@subheading Return Value

The key pressed.

@subheading Portability

@portability !ansi, !posix

@subheading Example

@example
while (getxkey() != K_EEnd)
  do_something();
@end example