We need to fix AUX header in R11

Prepared commit: https://github.com/michal-josef-spacek/libredwg/commit/dcbe8080d9b815c810e5140210652453302b0176
Possible to commit after https://github.com/LibreDWG/libredwg/pull/630 and https://github.com/LibreDWG/libredwg/pull/631
Fix AUX header in R11
This is a GitHub Issue
repo:libredwg
owner:LibreDWG
Title : Fix AUX header in R11
Issue date:

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We need to fix AUX header in R11

Prepared commit: https://github.com/michal-josef-spacek/libredwg/commit/dcbe8080d9b815c810e5140210652453302b0176
Possible to commit after https://github.com/LibreDWG/libredwg/pull/630 and https://github.com/LibreDWG/libredwg/pull/631
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