* include/ruby/io.h: rename SVR3,4 member names as POSIX compliants,
to get rid of conflict on AIX. [ruby-core:53765] [Bug #8174]
* include/ruby/io.h: undef POSIX compliants names on AIX, which are no
longer needed. patch suggested by edelsohn (David Edelsohn) in
[ruby-core:53815]. [Bug #8174]
* include/ruby/io.h: undef POSIX compliant names on AIX, which are no
* include/ruby/io.h: rename SVR3,4 member names as POSIX compliant,
merge revision(s) 39987,39993,39998: [Backport #8174]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_0_0@40292 b2dd03c8-39d4-4d8f-98ff-823fe69b080e