Avoid use of InstallValue

[fingolfin]

No description provided.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 95.98%. Comparing base (1889f45) to head (1758cd3).
⚠️ Report is 1 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master      #30      +/-   ##
==========================================
- Coverage   95.98%   95.98%   -0.01%     
==========================================
  Files          62       62              
  Lines       83332    83328       -4     
==========================================
- Hits        79990    79986       -4     
  Misses       3342     3342              

Files with missing lines	Coverage Δ
lib/libnr.gd	100.00% <ø> (ø)
lib/libnr.gi	59.75% <100.00%> (ø)

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