into mysql.com:/space/my/mysql-4.1

   if a variable is not defined (empty).

   (crc32.c is included by mysys/my_crc32.c)

into mysql.com:/home/mysql_src/mysql-4.1

Don't free the client's selected db (thd->db) when it has been DROPped,
if this is a slave thread; the x_free() was causing a lot
of various bugs in rpl_loaddata_rule_m (garbage characters, segfault, hangs in
other threads).
A small post-merge fix (rli->inside_transaction exists in 4.0 only).

into mysql.com:/home/dlenev/src/mysql-4.1-rplunt

- offset of substr begining
- offset of substr end
- number of characters (MB compatible)

null_string wasn't known in libmysqld/lib_sql.cc, that caused compiler's error
i put the declaration of the null_string in mysql_priv.h and renamed it
to my_null_string to reduce the probability of name's intersections

into mishka.mysql.fi:/home/my/mysql-4.1

Now it can work with any character set.

into narttu.mysql.fi:/my/mysql-4.1

   .c files (the IBM Visual Age C compiler aborts with a syntax error
   on these)

   (instead of libedit, which is the default for 4.1)
 - brushed up the usage help text a bit

into mysql.com:/home/dlenev/src/mysql-4.1-868

  Typo fix: redundant "in"

into mysql.com:/home/dlenev/src/mysql-4.1-868

  comp_err failed to compile error message file when a
  character set was not incompiled.

  Better English message

into mysql.com:/space/my/mysql-4.1-build

   cmd-line-utils/readline from the commercial distribution
 - fixed some copyright headers so mysql-copyright can process them

into bar.mysql.r18.ru:/usr/home/bar/mysql-4.1

into mysql.com:/home/dlenev/src/mysql-4.1-868

into gw.mysql.r18.ru:/usr/home/ram/work/4.1

  Bug fix

into mysql.com:/home/dlenev/src/mysql-4.1-868

  There are some problems compiling with pure "configure"
  I need to fix it first.

into bar.mysql.r18.ru:/usr/home/bar/mysql-4.1

sequence boundaries in functions LIKE and LOCATE in
the case of "binary" collation. Comparison was done
like if the strings were just a binary strings without
character set assumption.

embedded library
hash_insert renamed to my_hash_insert to avoid name intersection
with another libraries
is there better idea?

embedded library
missed memory freeing added

prepared statements in embedded library.
some fixes after testing