diff --git a/libcxx/src/atomic.cpp b/libcxx/src/atomic.cpp
--- a/libcxx/src/atomic.cpp
+++ b/libcxx/src/atomic.cpp
@@ -15,7 +15,7 @@
 
 #include <iostream>
 
-#ifdef __linux__
+#if defined(__linux__) && !defined(_LIBCPP_HAS_MUSL_LIBC)
 
 #include <unistd.h>
 #include <linux/futex.h>
@@ -29,7 +29,7 @@
 
 _LIBCPP_BEGIN_NAMESPACE_STD
 
-#ifdef __linux__
+#if defined(__linux__) && !defined(_LIBCPP_HAS_MUSL_LIBC)
 
 static void __libcpp_platform_wait_on_address(__cxx_atomic_contention_t const volatile* __ptr,
                                               __cxx_contention_t __val)