[sql] Import SQLite 3.17.0.

third_party/sqlite/src/src/test_demovfs.c

Index: third_party/sqlite/src/src/test_demovfs.c
diff --git a/third_party/sqlite/src/src/test_demovfs.c b/third_party/sqlite/src/src/test_demovfs.c
index 9410a309a6ef180a22953482ea0658841f3bddb2..ba7af863cde9de3a47b0240833b836b2365b145a 100644
--- a/third_party/sqlite/src/src/test_demovfs.c
+++ b/third_party/sqlite/src/src/test_demovfs.c
@@ -641,10 +641,17 @@ sqlite3_vfs *sqlite3_demovfs(void){
 
 #ifdef SQLITE_TEST
 
-#include <tcl.h>
+#if defined(INCLUDE_SQLITE_TCL_H)
+#  include "sqlite_tcl.h"
+#else
+#  include "tcl.h"
+#  ifndef SQLITE_TCLAPI
+#    define SQLITE_TCLAPI
+#  endif
+#endif
 
 #if SQLITE_OS_UNIX
-static int register_demovfs(
+static int SQLITE_TCLAPI register_demovfs(
   ClientData clientData, /* Pointer to sqlite3_enable_XXX function */
   Tcl_Interp *interp,    /* The TCL interpreter that invoked this command */
   int objc,              /* Number of arguments */
@@ -653,7 +660,7 @@ static int register_demovfs(
   sqlite3_vfs_register(sqlite3_demovfs(), 1);
   return TCL_OK;
 }
-static int unregister_demovfs(
+static int SQLITE_TCLAPI unregister_demovfs(
   ClientData clientData, /* Pointer to sqlite3_enable_XXX function */
   Tcl_Interp *interp,    /* The TCL interpreter that invoked this command */
   int objc,              /* Number of arguments */