`network` build fails

[phadej]

ompleted    servant-0.17 (lib)

Failed to build network-3.1.2.0. The failure occurred during the configure
step.
Build log (
/cabal/logs/ghc-8.6.5/network-3.1.2.0-aeba968c8b19d28b173bf059216937661cd93d6449ee041008c7aa4944298f57.log
):

and the log says

Configuring network-3.1.2.0...
//tmp/peura-XXXX-de0b0c9383592155/dist-newstyle/tmp/src-102299/network-3.1.2.0/configure: line 560: 0: Bad file descriptor

[phadej]

This might be cabal-install-3.4 issue though.

https://help.appveyor.com/discussions/problems/4150-0-bad-file-descriptor-error-running-configure

Looks like non-unique problem with autoconf though.

[phadej]

This is not network issue.