Merge bodhi.local:/opt/local/work/mysql-4.1-runtime

into  bodhi.local:/opt/local/work/mysql-5.0-runtime


libmysql/libmysql.c:
  Auto merged
libmysqld/lib_sql.cc:
  Auto merged
sql/item_sum.cc:
  Auto merged
tests/mysql_client_test.c:
  Manual merge: use local.