New file default_modify.c. Fixed a typo on mysqld.cc

Changed name of function my_correct_default_file to
modify_defaults_file. Improved function and fixed some
bugs in it.


include/my_sys.h:
  Changed function name.
include/mysql_com.h:
  New function, modify_defaults_file()
libmysql/Makefile.shared:
  New file, default_modify.lo
libmysql/libmysql.def:
  New function, modify_defaults_file() and fixed version number.
libmysqld/libmysqld.def:
  New function, modify_defaults_file()
mysys/Makefile.am:
  New file, default_modify.c
mysys/default.c:
  Removed function from default.c. New, corresponding one is in default_modify.c,
  name is modify_defaults_file.
server-tools/instance-manager/commands.cc:
  Changed function name.
sql/mysqld.cc:
  Fixed typo.

libmysql/Makefile.shared

@@ -61,7 +61,8 @@ mysysobjects1 =		my_init.lo my_static.lo my_malloc.lo my_realloc.lo \
 			mf_format.lo mf_path.lo mf_unixpath.lo my_fopen.lo \
 			my_symlink.lo my_fstream.lo \
 			mf_loadpath.lo my_pthread.lo my_thr_init.lo \
-			thr_mutex.lo mulalloc.lo string.lo default.lo \
+			thr_mutex.lo mulalloc.lo string.lo \
+                        default.lo default_modify.lo \
 			my_compress.lo array.lo my_once.lo list.lo my_net.lo \
                         charset.lo charset-def.lo hash.lo mf_iocache.lo \
                         mf_iocache2.lo my_seek.lo my_sleep.lo \

libmysql/libmysql.def

@@ -1,5 +1,5 @@
 LIBRARY		LIBMYSQL
-DESCRIPTION	'MySQL 4.1 Client Library'
+DESCRIPTION	'MySQL 5.0 Client Library'
 VERSION		6.0
 EXPORTS
 	_dig_vec_lower
@@ -150,3 +150,4 @@ EXPORTS
 	mysql_server_end
 	mysql_set_character_set
 	get_defaults_files
+	modify_defaults_file