diff -r dee5afe5301f -r 3f74d0d4af4c doc/src/snippets/qmake/dereferencing.pro
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/doc/src/snippets/qmake/dereferencing.pro	Thu Apr 08 14:19:33 2010 +0300
@@ -0,0 +1,5 @@
+#! [0]
+TEMP_SOURCES = $$SOURCES
+#! [0]
+# Do something with the SOURCES variable then restore its old value.
+SOURCES = $$TEMP_SOURCES