remove LGPL licences and convert remaining GPL/LGPL licences including /NOTICE to MIT form

add out-style

Merged in yk/inferno-os/AIX-power (pull request #17)

AIX-power port

Approved-by: Charles Forsyth <charles.forsyth@gmail.com>

need to tag the cycle for later code, so move the test

unless oldcycles, circular reference via array is now fine

use %p not %lux

missing t in error message

Merged default into AIX-power

change from Aaron R Robinson to fix interface generation when exception types appear

limbo/lex.c: allocmem(0) to return a valid pointer even though malloc(0) may get nil

limbo/lex.c: allow malloc(0) to return nil as some implementations do

suppress cyclic errors by default; -y to enable them

remove unused pwd function

avoid true (or redefine it) in case system includes the _Bool definitions. issue 339

remove unused variable

move unused variable

bio's offsets are now vlong

20120103-2107

20111222-0900