configure: error: /usr/bin/cpp does not preserve whitespace

Stanislav Sedov stas at
Mon Dec 10 22:09:20 UTC 2012

On Sun, 09 Dec 2012 22:31:26 +0100
Niclas Zeising <zeising at> mentioned:

> This might make imake build using clang and ucpp, but have you tried any
> ports that utilize imake?  My experience is that having ucpp as CPP (or
> RAWCPP) makes the configure script happy, but that it is still not
> compatible enough with gnu cpp to make things (libX11, xorg-server) happy.

I can confirm that it works for Xaw3d when using ucpp.
I didn't test other ports though.

Stanislav Sedov

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