https://issues.dlang.org/show_bug.cgi?id=18425
--- Comment #4 from Rainer Schuetze <r.sagita...@gmx.de> --- > Was this a hand-copied typo, or was there a typo in the original? Ooops. Typo is in the test only. The result with DFLAGS is the same, though. > I looked at the code, and it's very complex, so I don't know that it's worth > trying to fix. We could do the same as for posix: call the C runtime instead of SetEnvironmentVariable. Both dmc and VC have _wputenv --