--- tests.sh.orig	Fri May 11 16:16:30 2012
+++ tests.sh	Fri Aug 22 18:39:47 2014
@@ -14,7 +14,7 @@ esac
 
 do_csum() {
   echo checksum may fail if no md5sum program
-  md5sum $1 | sed -e 's|[ 	].*||' -e 'y|[ABCDEF]|[abcdef]|'
+  md5 $1 | sed -e 's|MD5 ('$1') = ||' -e 'y|[ABCDEF]|[abcdef]|'
 }
 
 rm -f 1.cdb 1a.cdb