Issue #5748: bytesobject.c should not have its own private defines for stringlib macros. Also removed unused defines and include for localutil.h.
diff --git a/Objects/stringlib/stringdefs.h b/Objects/stringlib/stringdefs.h
index a5672c7..f85357f 100644
--- a/Objects/stringlib/stringdefs.h
+++ b/Objects/stringlib/stringdefs.h
@@ -21,6 +21,7 @@
#define STRINGLIB_NEW PyBytes_FromStringAndSize
#define STRINGLIB_RESIZE _PyBytes_Resize
#define STRINGLIB_CHECK PyBytes_Check
+#define STRINGLIB_CHECK_EXACT PyBytes_CheckExact
#define STRINGLIB_CMP memcmp
#define STRINGLIB_TOSTR PyObject_Str
#define STRINGLIB_GROUPING _PyBytes_InsertThousandsGrouping
diff --git a/Objects/stringlib/unicodedefs.h b/Objects/stringlib/unicodedefs.h
index 366acfe..c23c392 100644
--- a/Objects/stringlib/unicodedefs.h
+++ b/Objects/stringlib/unicodedefs.h
@@ -21,6 +21,7 @@
#define STRINGLIB_NEW PyUnicode_FromUnicode
#define STRINGLIB_RESIZE PyUnicode_Resize
#define STRINGLIB_CHECK PyUnicode_Check
+#define STRINGLIB_CHECK_EXACT PyUnicode_CheckExact
#define STRINGLIB_GROUPING _PyUnicode_InsertThousandsGrouping
#define STRINGLIB_GROUPING_LOCALE _PyUnicode_InsertThousandsGroupingLocale