Bug#992734: [PATCH] scripts/add-key: use mktemp instead of tempfile

[Sherry Williams]

Date: Wed, 25 Aug 2021 11:44:54 -0500 >From: Gunnar Wolf >-------------
>Body: tags 992734 + pending >thanks > >Thank you very much for the patch,
Clint! > >I have added it to our working tree. Next time we upload a
package, >the changelog will take care of closing this bug.