diff --git a/build/.gitkeep b/build/.gitkeep
new file mode 100644
index 0000000..e69de29
diff --git a/samples/syntax.atc b/samples/syntax.atc
index bc924ca..09d83f1 100644
--- a/samples/syntax.atc
+++ b/samples/syntax.atc
@@ -22,5 +22,8 @@
 :bar
 # body of bar here
 
-:_baz # private label, not "exported"
+:_baz # private label, not "exported" to other "code" sections
 # body of baz here
+
+"code" # more loaded code, but in here _baz not yet defined
+# in general, all labels beginning with _ are section-local