delay() {
   DELAY=${1}
   DEV=${2}
   while [ "x$(ls -x /dev/[hs]d[a-z]* /dev/[hs][rg][0-9]* /dev/cd* 2>/dev/null)" = "x${DEV}" ]
    do
     if [ ${DELAY} -eq 0 ]
      then
       return 0
      fi
     sleep 1
     DELAY=$(expr ${DELAY} - 1)
  done
  return 1
}

if ! delay ${SDELAY}
then
   unset MODULES
   eval $(/sbin/find_root)
   while [ "x${MODULES}" = "x" ]
   do
  if delay ${SDELAY} "$(ls -x /dev/[hs]d[a-z]* /dev/[hs][rg][0-9]* /dev/cd* 2>/dev/null)"
  then  
   break
         fi  
  eval $(/sbin/find_root)
   done
fi