tools/examples: hardcode #!/usr/bin/python shebang
diff --git a/tools/trace.py b/tools/trace.py
index e1845da..e066240 100755
--- a/tools/trace.py
+++ b/tools/trace.py
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/python
 #
 # trace         Trace a function and print a trace message based on its
 #               parameters, with an optional filter.