BUG: CI builds failing at compilation of _sas
- [x] I have checked that this issue has not already been reported.

- [x] I have confirmed this bug exists on the latest version of pandas.

- [ ] (optional) I have confirmed this bug exists on the master branch of pandas.

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**Note**: Please read [this guide](https://matthewrocklin.com/blog/work/2018/02/28/minimal-bug-reports) detailing how to provide the necessary information for us to reproduce your bug.

#### Code Sample, a copy-pastable example

See, for example, the build line https://dev.azure.com/pandas-dev/pandas/_build/results?buildId=37068&view=logs&j=a3a13ea8-7cf0-5bdb-71bb-6ac8830ae35c&t=2296ffae-5e67-52bf-66a8-6160145a0f80&l=660 
(and this appears to be failing other PRs too)

#### Problem description

CI builds are failing, see link above

#### Expected Output

