Linking curl, lz, and ldl to netCDF

Ryan Jamison ryan.d.jamison at
Wed Sep 23 13:57:08 PDT 2015

I'm trying to build a code that requires netCDF and hdf5. I keep getting
the errors shown in the attached log file. It appears to me there are
issues with lcurl and lz.

On Wed, Sep 23, 2015 at 2:40 PM, Ryan Schmidt <ryandesign at>

> On Sep 23, 2015, at 2:49 PM, Ryan Jamison wrote:
> > I was wondering how one goes about linking curl (-lcurl), -lz, and -ldl
> to netCDF that's build through Macports? Thanks,
> Looks like curl support is added to netcdf by enabling the dap variant.
> It's on by default so you should already have it, unless you explicitly
> disabled it.
> My copy of netcdf is also already linking with libz. I'm not sure if
> that's because of curl (which itself depends on libz) or for other reasons.
> Maybe netcdf needs to have a zlib dependency added.
> My copy of netcdf is not linked with libdl and I don't see a way in the
> portfile to do that. What would linking with libdl accomplish?
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