--- mysql-5.0.89/sql/mysqld.cc.orig	2010-01-25 14:47:51 +0000
+++ mysql-5.0.89/sql/mysqld.cc	2010-01-25 14:50:21 +0000
@@ -137,6 +137,7 @@
 #ifdef HAVE_SYS_MMAN_H
 #include <sys/mman.h>
 #endif
+#include <time.h>				// For tzset(3)
 
 #ifdef __WIN__ 
 #include <crtdbg.h>
@@ -1477,12 +1478,19 @@
 static void set_root(const char *path)
 {
 #if !defined(__WIN__) && !defined(__EMX__) && !defined(OS2) && !defined(__NETWARE__)
+  tzset();
+
   if (chroot(path) == -1)
   {
     sql_perror("chroot");
     unireg_abort(1);
   }
-  my_setwd("/", MYF(0));
+
+  if (chdir("/") == -1)
+  {
+    sql_perror("chdir");
+    unireg_abort(1);
+  }
 #endif
 }
 
@@ -2958,8 +2966,6 @@
     open_files_limit= files;
   }
   unireg_init(opt_specialflag); /* Set up extern variabels */
-  if (init_errmessage())	/* Read error messages from file */
-    return 1;
   init_client_errs();
   lex_init();
   item_init();
@@ -3763,6 +3769,8 @@
   /*
     We have enough space for fiddling with the argv, continue
   */
+  init_ssl();
+  network_init();
   check_data_home(mysql_real_data_home);
   if (my_setwd(mysql_real_data_home,MYF(MY_WME)))
   {
@@ -3772,7 +3780,7 @@
   mysql_data_home[0]=FN_CURLIB;		// all paths are relative from here
   mysql_data_home[1]=0;
 
-  if ((user_info= check_user(mysqld_user)))
+  if (user_info)
   {
 #if defined(HAVE_MLOCKALL) && defined(MCL_CURRENT)
     if (locked_in_memory) // getuid() == 0 here
@@ -3806,9 +3814,6 @@
   if (init_server_components())
     exit(1);
 
-  init_ssl();
-  network_init();
-
 #ifdef __WIN__
   if (!opt_console)
   {
@@ -7726,7 +7731,7 @@
   if (opt_help)
   {
     usage();
-    exit(0);
+    exit(1);
   }
 #if defined(HAVE_BROKEN_REALPATH)
   my_use_symdir=0;
@@ -7747,6 +7752,9 @@
   }
   /* Set global MyISAM variables from delay_key_write_options */
   fix_delay_key_write((THD*) 0, OPT_GLOBAL);
+  fix_paths();
+  init_errmessage();         /* Read error messages from file */
+  user_info = check_user(mysqld_user);
 
 #ifndef EMBEDDED_LIBRARY
   if (mysqld_chroot)
@@ -7755,7 +7763,6 @@
   max_allowed_packet= global_system_variables.max_allowed_packet;
   net_buffer_length= global_system_variables.net_buffer_length;
 #endif
-  fix_paths();
 
   /*
     Set some global variables from the global_system_variables