+2020-01-17 Keith Marshall <keith@users.osdn.me>
+
+ Preserve order of tests for integrity of header files.
+
+ * tests/Makefile.in: Explicitly sort $wildcard output, within...
+ (list_headers): ...this new function-style macro.
+ (enum_headers, enum_header_subdirs): Use it.
+
+ * tests/headers.at: Adjust to recent GNU make $sort order.
+
2020-01-15 Keith Marshall <keith@users.osdn.me>
Incorporate <winnls.h> updates for Vista and Windows-7.