encoding.c (rb_filesystem_encoding): use default external encoding for Unix.
dir.c (dir_initialize): don't cache fs_encoding.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@18622 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
encoding.c (rb_filesystem_encoding): use default external encoding
for Unix.
dir.c (dir_initialize): don't cache fs_encoding.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@18622 b2dd03c8-39d4-4d8f-98ff-823fe69b080e