I don't see how the former could ever have worked. 
>perl -e"print qx'echo /S /Q \\192.168.16.2\temp\directory';"
/S /Q \192.168.16.2\temp\directory
      ^
      |

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In reply to Re: Strange qx under windows behaviour by ikegami
in thread Strange qx under windows behaviour by leonidlm

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