[FS#658] umdns init error during build

[LEDE Bugs]

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FS#658 - umdns init error during build
User who did this: Hans Dedecker (dedeckeh)
Assigned To: Hans Dedecker -> Rafał Miłecki

More information can be found at the following URL:
https://bugs.lede-project.org/index.php?do=details&task_id=658