Unix specific functions
The number of the signal used to indicate that the terminal size
have changed. It is
None on windows.
The encoding used by the system.
parse_event encoding stream parses one event from the given
encoding is the character encoding used to
decode non-ascii characters. It must be a converter from the
stream encoding to "UCS-4BE". If an invalid sequence is
encountered in the input, it fallbacks to Latin-1.
is the time waited before returning the escape key. It defaults