Add this comment:

# -*- perl -*-

diff --git a/tests/dd/skip-seek b/tests/dd/skip-seek
index ecec6b9..aa441b4 100755 (executable)
--- a/tests/dd/skip-seek
+++ b/tests/dd/skip-seek
@@ -1,4 +1,5 @@
 #!/bin/sh
+# -*- perl -*-
 
 : ${PERL=perl}
 : ${srcdir=.}