Fix building for `musl`

[sumneko]

See https://github.com/LuaLS/lua-language-server/actions/runs/5596954491/jobs/10234658229

@actboy168 @ericwq

[ericwq]

sorry for late reply, i will check it asap.

[ericwq]

found the reason, will give a pr soon.

[ericwq]

done with #2209