Fix bug with closing tags missing slash for mysqldump XML output.

Remove endspace from ENUM values. (This fixed a problem with SHOW CREATE TABLE.)

Fixed bug in CONCAT_WS() that cut the result.

Changed name of server variables Com_show_master_stat to Com_show_master_status and Com_show_slave_stat to Com_show_slave_status.

Changed handling of gethostbyname() to make the client library thread-safe even if gethostbyname_r doesn't exist.

Fixed core-dump problem when giving a wrong password string to GRANT.

Fixed bug in DROP DATABASE with symlinked directory.

Fixed optimization problem with DATETIME and value outside DATETIME range.

Removed Sleepycat's BDB doc files from the source tree, as they're not needed (MySQL covers BDB in its own documentation).

Fixed MIT-pthreads to compile with glibc 2.2 (needed for make dist).

Fixed the FLOAT(X+1,X) is not converted to FLOAT(X+2,X). (This also affected DECIMAL, DOUBLE and REAL types)

Fixed the result from IF() is case in-sensitive if the second and third arguments are case sensitive.

Fixed core dump problem on OSF/1 in gethostbyname_r.

Fixed that underflowed decimal fields are not zero filled.

If we get an overflow when inserting '+11111' for DECIMAL(5,0) UNSIGNED columns, we just drop the sign.

Fixed optimization bug with ISNULL(expression_which_cannot_be_null) and ISNULL(constant_expression).

Fixed host lookup bug in the glibc library that we used with the 3.23.50 Linux-x86 binaries.