as expected and returned default charset instead:
SET @x = _koi8_ru'test';
SELECT CHARSET(@x);

SELECT * FROM t WHERE (c COLLATE latin1) >'a'
might fail in some cases

Some optimization to reduce rules number in sql_yacc.yy

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

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

0 was dispayed before, this looked confusing.

into sinisa.nasamreza.org:/mnt/work/mysql-4.1

I know I should have waited for Monty's merge ...

SELECT k FROM t1 GROUP BY k COLLATE latin1 ORDER BY k COLLATE latin1_de

that will take place properly after pull from 4.0, in order to 
handle conversions from quoted constants to bigint's.

into sanja.is.com.ua:/home/bell/mysql/work-4.1

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

New class Item_func_set_collation()
Fixed that "SELECT CONVERT(expr USING charset) GROUP BY 1" was not working
New COLLATION syntax:  <expr> COLLATE latin1 

server-cert.pem	regenerated
client-key.pem	regenerated
client-cert.pem	regenerated
cacert.pem	regenerated
sslopt-case.h	changed optarg to argument, decomment --ssl-key

 - removoved getopt.h (has been replaced by my_getopt.h)

into bar.udmsearch.izhnet.ru:/usr/home/bar/mysql-4.1.dyn

into sergbook.mysql.com:/usr/home/serg/Abk/mysql-4.1

into sanja.is.com.ua:/home/bell/mysql/work-subselect-4.1