--- SH/arb.orig	2021-05-12 19:46:00.000000000 -0500
+++ SH/arb	2021-05-12 19:46:00.000000000 -0500
@@ -100,7 +100,7 @@
 fi
 
 # use ARBHOME defined by location of script (comment out for old behavior)
-ARBHOME="$ARBHOME_OF_SCRIPT"
+#ARBHOME="$ARBHOME_OF_SCRIPT"
 
 echo "Using ARBHOME='$ARBHOME'"