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src/runtime/sys_libc.go

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@@ -13,6 +13,8 @@ import "unsafe"
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// Switches to the system stack, if not already there.
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// Preserves the calling point as the location where a profiler traceback will begin.
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//
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// used by internal/syscall/unix via linkname
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//
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//go:nosplit
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//go:linkname libcCall runtime.libcCall
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func libcCall(fn, arg unsafe.Pointer) int32 {

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