Allow the 'testfixture.exe' target to be compiled with the __stdcall calling convention.

FossilOrigin-Name: e8be3dfeabaa31b3490793cf8230faae1204be15

ext/fts3/fts3_test.c

@@ -18,7 +18,11 @@
 ** that the sqlite3_tokenizer_module.xLanguage() method is invoked correctly.
 */
 
-#include <tcl.h>
+#if defined(INCLUDE_SQLITE_TCL_H)
+#  include "sqlite_tcl.h"
+#else
+#  include "tcl.h"
+#endif
 #include <string.h>
 #include <assert.h>
 

ext/fts3/fts3_tokenizer.c

@@ -224,7 +224,11 @@ int sqlite3Fts3InitTokenizer(
 
 #ifdef SQLITE_TEST
 
-#include <tcl.h>
+#if defined(INCLUDE_SQLITE_TCL_H)
+#  include "sqlite_tcl.h"
+#else
+#  include "tcl.h"
+#endif
 #include <string.h>
 
 /*