tools/examples: hardcode #!/usr/bin/python shebang
diff --git a/tools/gethostlatency.py b/tools/gethostlatency.py
index 84c7988..8d07e23 100755
--- a/tools/gethostlatency.py
+++ b/tools/gethostlatency.py
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/python
 #
 # gethostlatency  Show latency for getaddrinfo/gethostbyname[2] calls.
 #                 For Linux, uses BCC, eBPF. Embedded C.