Fix windows build

[9seconds]

This PR resembles #209 I'm not sure why it is stale and CI does not give a green light.

[codecov-commenter]

Codecov Report

Merging #213 (d1e5f9d) into master (706aef8) will decrease coverage by 0.18%.
The diff coverage is 38.46%.

@@            Coverage Diff             @@
##           master     #213      +/-   ##
==========================================
- Coverage   84.18%   84.00%   -0.19%     
==========================================
  Files          67       68       +1     
  Lines        1859     1863       +4     
==========================================
  Hits         1565     1565              
- Misses        206      210       +4     
  Partials       88       88              

Impacted Files	Coverage Δ
network/sockopts.go	18.18% <0.00%> (-6.82%)	⬇️
network/sockopts_unix.go	50.00% <50.00%> (ø)
network/circuit_breaker.go	76.92% <0.00%> (-7.70%)	⬇️
mtglib/internal/relay/relay.go	100.00% <0.00%> (+20.00%)	⬆️

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[9seconds]

This also fixes #212