Hi, While running your changed tests, I think I found new failures. Being a bot and all I'm not very good at pattern recognition, so I might be wrong, but could you please double-check? Full results can be found at: https://testbot.winehq.org/JobDetails.pl?Key=63779 Your paranoid android. === debian10 (32 bit report) === kernel32: environ.c:111: Test failed: should not fail with zero size but GetLastError=0 environ.c:175: Test failed: should not fail with zero size but GetLastError=0 === debian10 (32 bit French report) === kernel32: environ.c:111: Test failed: should not fail with zero size but GetLastError=0 environ.c:175: Test failed: should not fail with zero size but GetLastError=0 === debian10 (32 bit Japanese:Japan report) === kernel32: environ.c:111: Test failed: should not fail with zero size but GetLastError=0 environ.c:175: Test failed: should not fail with zero size but GetLastError=0 === debian10 (32 bit Chinese:China report) === kernel32: environ.c:111: Test failed: should not fail with zero size but GetLastError=0 environ.c:175: Test failed: should not fail with zero size but GetLastError=0 === debian10 (32 bit WoW report) === kernel32: environ.c:111: Test failed: should not fail with zero size but GetLastError=0 environ.c:175: Test failed: should not fail with zero size but GetLastError=0 === debian10 (64 bit WoW report) === kernel32: environ.c:111: Test failed: should not fail with zero size but GetLastError=0 environ.c:175: Test failed: should not fail with zero size but GetLastError=0