src/Pure/Admin/build_vampire.scala

--- a/src/Pure/Admin/build_vampire.scala	Wed Nov 30 21:53:55 2022 +0100
+++ b/src/Pure/Admin/build_vampire.scala	Wed Nov 30 22:07:59 2022 +0100
@@ -95,9 +95,7 @@
 
       /* settings */
 
-      File.write(component_dir.settings,
-        """# -*- shell-script -*- :mode=shellscript:
-
+      component_dir.write_settings("""
 VAMPIRE_HOME="$COMPONENT/$ISABELLE_PLATFORM64"
 
 ISABELLE_VAMPIRE="$VAMPIRE_HOME/vampire"