Nuke whitespace foolish enough to expose itself during the great
"warning:" rectification.

Take gcc's suggestions about parenthesis around assignments used
as truth values. Change a parameter to 'const'. All without making
promises about any further cleanup in /gnu/.

ok deraadt@

Fix from readline 5.0 via Alexandr Shadchin to for a bug that prevents
some programs working correctly in tmux and screen.

From the readline changelog:

w. Fixed a bug in the callback read-char int

Fix from readline 5.0 via Alexandr Shadchin to for a bug that prevents
some programs working correctly in tmux and screen.

From the readline changelog:

w. Fixed a bug in the callback read-char interface to make it work when a
readline function pushes some input onto the input stream with
rl_execute_next (like the incremental search functions).

ok deraadt

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GNU readline 4.3p5

GNU readline-4.1