diff -ur hsqldb.orig/bin/hsqldb hsqldb/bin/hsqldb

--- hsqldb.orig/bin/hsqldb	2006-09-05 10:37:12.000000000 -0400

+++ hsqldb/bin/hsqldb	2006-09-05 10:50:45.000000000 -0400

@@ -110,7 +110,10 @@

 SU_ECHO_SECS=1

 # File used as semaphore.  If file is removed, a running pid checker

 # process will exit.

-PIDCHECKER_FLAGFILE=/tmp/pidchecker.run

+PIDCHECKER_FLAGFILE=`mktemp /tmp/hsqldb.XXXXXXXX`

+if [ x"$PIDCHECKER_FLAGFILE" = "x" ] ; then

+	echo "unable to create tmp file"; exit 1

+fi

 # The following settings get overridden by optional setting in the config file.

 # Time to allow for JVM to die after all HSQLDB instances stopped.

 MAX_TERMINATE_SECS=1