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

[James Y Knight via cfe-commits]

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@@ -30,7 +30,10 @@
 #include <cstring>
 #include <string>
 #include <sys/types.h>
+
+#if !defined(__wasi__)
 #include <sys/wait.h>
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jyknight wrote:

Is this header even needed on other platforms? I don't see anything clearly 'wait' related in this header.

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