Gábor Csárdi

You need to change your examples so they don't need internet.

Thanks, should be fixed.

We have a hardware issue with our macOS (intel) and Solaris builders, and we are working with the cloud provider on a fix: https://twitter.com/rhub_/status/1445779632767193090

Our provider has fixed the network, and the macOS and Solaris builders are back in operation. You don't need to re-submit builds, but there is a long queue, so it...

What version of GLPK does CRAN's Windows have? R-hub does not use `SystemRequirements` on Windows.

It seems that the last version of the glpkAPI package was built with GLPK 4.47, so most likely that is indeed the version available on CRAN. I can't speak for...

AFAIK it is against policy. OTOH some packages do this already. Other packages download static libs from https://github.com/rwinlib

The coming R 4.2.0 will use a newer version: https://svn.r-project.org/R-dev-web/trunk/WindowsBuilds/winutf8/ucrt3/toolchain_libs/mxe/src/glpk.mk Or this unofficial mirror is easier to browse: https://github.com/r-devel/r-dev-web/tree/master/WindowsBuilds/winutf8/ucrt3/toolchain_libs/mxe/src

As I understand this is fixed now.

I would guess that it won't work, but why don't you try?