into  mysql.com:/misc/mysql/31177/51-31177


BitKeeper/deleted/.del-ps_6bdb.result:
  Auto merged
mysys/my_getopt.c:
  Auto merged
mysql-test/r/ps_2myisam.result:
  manual merge
mysql-test/r/ps_3innodb.result:
  manual merge
mysql-test/r/ps_4heap.result:
  manual merge
mysql-test/r/ps_5merge.result:
  manual merge
mysql-test/suite/ndb/r/ps_7ndb.result:
  manual merge
mysql-test/t/variables.test:
  manual merge
sql/mysqld.cc:
  NULL
sql/item_func.cc:
  Signedness is already propagated properly for user-vars in 5.1.
sql/set_var.cc:
  add correct handling of signedness when assigning 64-bit
  values to sysvars.
sql/set_var.h:
  cleanliness.