git: 2b7d40ea0c8e - vendor/unifdef - vendor branch created

[Dag-Erling Smørgrav]

The branch vendor/unifdef has been created by des:

URL: https://cgit.FreeBSD.org/src/log/?id=2b7d40ea0c8e

9b3517a49d4e Import unifdef 2.11
2b7d40ea0c8e Import unifdef 2.12