#endif // _WIN64
-// Explicitly depend on tlssup.cc variable to bracket the list of TLS callbacks.
-extern "C" PIMAGE_TLS_CALLBACK __xl_a;
-extern "C" PIMAGE_TLS_CALLBACK __xl_z;
+// Explicitly depend on VC\crt\src\tlssup.c variables
+// to bracket the list of TLS callbacks.
+extern "C" PIMAGE_TLS_CALLBACK __xl_a, __xl_z;
// extern "C" suppresses C++ name mangling so we know the symbol names for the
// linker /INCLUDE:symbol pragmas above.