Typo

Author: EthanSteinberg

include/pybind11/pybind11.h

@@ -190,7 +190,7 @@ class cpp_function : public function {
 
             new ((capture *) &rec->data) capture{std::forward<Func>(f)};
 
-#if !PYBIND_HAS_STD_LAUNDER
+#if !PYBIND11_HAS_STD_LAUNDER
             PYBIND11_DISABLE_WARNING_GCC("-Wstrict-aliasing")
 #endif