The way I read the documentation, SAS is asking for this:
exclude badformat / entrytype=format;
If that format can't be found, it's possible you would have to use:
exclude $badformat / entrytype=format;
I can't test it, but that looks like what I'm reading.
***** Looks like @stackoverflow got there first ... and is correct that you need the slash before entrytype=
I changed my examples to add the slash.
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