diff --git a/lib/clang/include/llvm/Config/config.h b/lib/clang/include/llvm/Config/config.h
index e504ac8f13bb..0aea32fa9dce 100644
--- a/lib/clang/include/llvm/Config/config.h
+++ b/lib/clang/include/llvm/Config/config.h
@@ -114,10 +114,14 @@
 #define HAVE_PTHREAD_SETNAME_NP 1
 
 /* Define to 1 if you have the `pthread_get_name_np' function. */
+#if !defined(__linux__)
 #define HAVE_PTHREAD_GET_NAME_NP 1
+#endif
 
 /* Define to 1 if you have the `pthread_set_name_np' function. */
+#if !defined(__linux__)
 #define HAVE_PTHREAD_SET_NAME_NP 1
+#endif
 
 /* Define to 1 if you have the <mach/mach.h> header file. */
 #if __has_include(<mach/mach.h>)