External diff still broken on Windows

[TK Soh]

On 11/9/06, Darrell Gallion <dgallion1 at gmail.com> wrote:
> Darrell dgallion1 gmail
>
> external diff still broken on windows
>
> C:\>hg.py ediff -r 164:163
> making snapshot of 6 files from rev cf67b7a065a9
> making snapshot of 31 files from rev f24ae92bce16
> The filename, directory name, or volume label syntax is incorrect.
>
>
> mercurial.ini
> [extdiff]
> cmd.ediff = "C:\Program Files\ExamDiff Pro\ExamDiff.exe"

What happens if you take away the double-quotes?

    cmd.ediff = C:\Program Files\ExamDiff Pro\ExamDiff.exe