include/mysql_embed.h:
  Disable shared memory for embedded version
libmysqld/lib_sql.cc:
  Fix for --debug version (init_thread_environment was called in wrong place)
sql/log_event.h:
  Portability fix
sql/mysqld.cc:
  Fix for --debug version (init_thread_environment was called in wrong place)
sql/sql_parse.cc:
  Simply code cleanup