build: Fix undefined references when using slibtool

[salahcoronya]

No description provided.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (be35c35) 78.17% compared to head (e79db5a) 78.17%.

Additional details and impacted files

@@           Coverage Diff           @@
##           master      #88   +/-   ##
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  Coverage   78.17%   78.17%           
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  Files          17       17           
  Lines        2667     2667           
=======================================
  Hits         2085     2085           
  Misses        582      582           

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[AndreasFuchsTPM]

Could you give some more information and rational for this change ?
What is the issue with -no-undefined which is something I'd usually assume a good test.
Also, could we make this change conditional ?

[salahcoronya]

In GNU libtool, -no-undefined does nothing. See https://wiki.gentoo.org/wiki/Slibtool.