Ignore changed keyblocks when on does DELETE FROM table_name;

  Fix typo in earlier commit

  Fix bug: range estimator exaggerated small range size greatly if the paths in the B-tree happened to branch on a high level

into mysql.com:/space/my/mysql-3.23

Fixed the remaining join variations, (left, right, natural, etc).
(Previous fix only solved "," and "[cross] join".)

into mysql.com:/home/pem/work/mysql-4.0

create_tmp_table fails.

WHERE column_name = key_column_name was calculated as true
for NULL values.

Allocate HEAP blocks in smaller blocks to get better memory utilization and more speed when used with safemalloc.
Don't initalize memory areas when run with --skip-safemalloc.

into mysql.com:/space/my/mysql-4.0-automake

 - Updated scripts/make_binary_distribution and scripts/mysql-copyright*
   accordingly

 - bumped up version number to 3.23.54 in configure.in
 - replaced Docs/LICENSE with Docs/MySQLEULA.txt and modified
   scripts/make_binary_distribution.sh and Build-tools/mysql-copyright*
   accordingly.

GROUP BY ... ORDER BY queries.

This is a simple fix, allowing a join_table_list in the right reduction of a
normal_join sequence, instead of just a join_table. This makes things like
"t1, (t2 left join t3)" work, but it also allows "join" and "cross join" instead
of ",".

This should fix the bug reported as:
  Subject: ODBC SQL syntax issue 
  From: Ivan Vazharov 
  Date: Mon, 30 Sep 2002 12:02:42 +0200 

  Fix compilation error on HP-UX-11: pthread_t is a scalar there, not a struct like in HP-UX-10.20