[clang] [lld] [llvm] Conditionalize use of POSIX features missing on WASI/WebAssembly (PR #92677)

[via cfe-commits]

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@@ -41,6 +41,8 @@
 
 using namespace llvm;
 
+#if defined(_WIN32) || !defined(__wasi__)
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whitequark wrote:

`raw_socket_stream` isn't actually used anywhere except for tests, so this doesn't break anything. Should it perhaps be removed instead?

https://github.com/llvm/llvm-project/pull/92677