There's a neat little trick you can use here - just invoke some (pointless) redirection:
system("time /t <nul");

[download]
That should work on all of your Windows boxes. Another option that I think will work everywhere for you is to specifically invoke the cmd.exe shell: 
system("cmd /C time /t");

[download]
Cheers,
Rob

In reply to Re^2: Calling Windows "time /t" command by syphilis
in thread Calling Windows "time /t" command by JFarr

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