Issue #1863 has been updated by _ wanabe. > I guess this was already fixed at r26952 but I cannot confirm. Yes, you are right. $ ./ruby -v -I ../lib/ -I .ext/ -I .ext/common/ -rtmpdir -e 'p Dir.tmpdir' ruby 1.9.2dev (2010-03-16 trunk 26952) [i386-mingw32] "C:/Users/HOME/AppData/Local/Temp" $ cd ../../r26951/out/ $ ./ruby -v -I ../lib/ -I .ext/ -I .ext/common/ -rtmpdir -e 'p Dir.tmpdir' ruby 1.9.2dev (2010-03-16 trunk 26951) [i386-mingw32] Warning:e:/home/ruby/trunk/r26951/lib/tmpdir.rb:15: Win32API is deprecated after Ruby 1.9.1; use dl directly instead "C:/Users/HOME/AppData/Local/Temp" ---------------------------------------- http://redmine.ruby-lang.org/issues/show/1863 ---------------------------------------- http://redmine.ruby-lang.org