prefork-interp: test: fixes

Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>

diff --git a/scripts/prefork-interp-test b/scripts/prefork-interp-test
old mode 100644 (file)
new mode 100755 (executable)
index b159306..c25bd07
--- a/scripts/prefork-interp-test
+++ b/scripts/prefork-interp-test
@@ -1,4 +1,4 @@
-#!/usr/bin/prefork-interp perl
+#!/usr/bin/prefork-interp -U,perl
 # -*- perl -*-
 
 use strict;