small native/legacy mode switching fixes

src/basic/init/basic_cold_start_internal.s

@@ -41,5 +41,8 @@ basic_cold_start_internal:
 	// Print startup messages
 	jsr INITMSG
 
+	// Initialize other variables by performing NEW
+	jsr do_new
+
 	// jump into warm start loop
 	jmp basic_warm_start

src/basic/init/initmsg_bytes_free.s

@@ -55,12 +55,6 @@ initmsg_bytes_free:
 #endif
 	sta MEMSIZ+0
 
-	// XXX move the part above to a more suitable place
-
-	// Initialize other variables by performing NEW
-
-	jsr do_new
-
 	// Print number of bytes free
 
     sec