Fix mkoctfile's linking

[John W. Eaton]

On 13-Sep-2011, Jordi Gutiérrez Hermoso wrote:

| Is the attached the correct patch to fix the problems with undefined
| conf variables in mkoctfile.in?

No, it looks like the output from the command "hg".  :-)

| - Jordi G. .
| 
| ----------------------------------------------------------------------
| Mercurial Distributed SCM
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| 
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