There actually was 3 different problems -
hash_user_connections wasn't cleaned
one strdupped database name wasn't freed
and stmt->mem_root wasn't cleaned as it was
replased with mysql->field_alloc for result
For the last one - i made the library using stmt's
fields to store result if it's the case.

into  rurik.mysql.com:/home/igor/dev/mysql-4.1-0

refining the test case to exclude problems with koi8r on some platforms.

refers to a column name.
Added a new error message ER_INDEX_DOES_NOT_EXIST.

into  mysql.com:/usr/home/ram/work/4.1.b16900

into  dl145h.mysql.com:/tmp/andrei/4.1-bug14157-utf8_binlog_testcases

into  production.mysql.com:/usersnfs/rkalimullin/4.1.b18351

  Update NDB version as well

  Stepped up to 4.1.22

into  neptunus.(none):/home/msvensson/mysql/mysql-4.1

into  production.mysql.com:/usersnfs/rkalimullin/4.1.b18351

into  neptunus.(none):/home/msvensson/mysql/mysql-4.1

into  neptunus.(none):/home/msvensson/mysql/mysql-4.1

into  mysql.com:/usr/home/ram/work/4.1.b18536

into mysql.com:/home/hf/work/mysql-4.1.clean

  Always compile position independent

fixing an issue with the test portability.

into  neptunus.(none):/home/msvensson/mysql/mysql-4.1

into  neptunus.(none):/home/msvensson/mysql/mysql-4.1

 - A segfault occured when the function 'kill_server' called 
   'my_sigset' with signal number 0. 'my_sigset' is a macro which
   uses 'sigaction' to install the signal handler with an invalid
   signal number will on most platforms return EINVAL but yields
   a segfauilt on IRIX 6.5
 - The server crash was detected by mysqld_safe and it was restarted although
   a shutdown was requested. 
 - Semantics of kill_server(0) is not known, leaving it intact

into  neptunus.(none):/home/msvensson/mysql/bug18818/my41-bug18818

into  production.mysql.com:/usersnfs/tulin/mysql-4.1

into  poseidon.ndb.mysql.com:/home/tomas/mysql-4.1-main

into  poseidon.ndb.mysql.com:/home/tomas/mysql-4.1-main

    ndb: ndb_waiter disconnect/reconnect on get status error

into  production.mysql.com:/usersnfs/tulin/mysql-4.1

into  mysql.com:/data0/mysqldev/my/mysql-4.1

fixing encoding example because of table names can not be in koi8r 
on some platforms.

into  poseidon.ndb.mysql.com:/home/tomas/mysql-4.1-main

- not having lock can cause "block number list" to become corrupt => crash
- also may result in 2 threads receiving same block no => possble cause of
Bug #13987 Cluster: Loss of data nodes can cause high CPU usage from ndb_mgmd

into  poseidon.ndb.mysql.com:/home/tomas/mysql-4.1

into  mysql.com:/home/alexi/innodb/mysql-4.1-ss29

- invalidate ndb dict cache on cluster disconnect (ClusterMgr.cpp)
- add check for correct frm on external lock when table cache is found invalid

 Fix BUG#19542 "InnoDB doesn't increase the Handler_read_prev counter.