Modified const and extern to always use blocks

lib/thread/thread_windows.q

@@ -1,7 +1,9 @@
-kernel32 extern {
-	CreateThread(attributes int, stackSize int, address *any, parameter int) -> int
-}
-
 create(func *any) -> int {
 	return kernel32.CreateThread(0, 4096, func, 0)
+}
+
+extern {
+	kernel32 {
+		CreateThread(attributes int, stackSize int, address *any, parameter int) -> int
+	}
 }