* io.c (rb_io_advise): AIX currently does not support a 32-bit call to
posix_fadvise() if _LARGE_FILES is defined. Patch by Rei Odaira.
[ruby-core:62968] [Bug #9914]
* configure.in (posix_fadvise): disable use of posix_fadvise
itself on 32-bit AIX. [ruby-core:62968] [Bug #9914]
merge revision(s) 46382,46384,46913: [Backport #9914]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_0_0@47367 b2dd03c8-39d4-4d8f-98ff-823fe69b080e