Portability fixes (AIX43)

Add missing file to VC++ project

VC++Files/mysys/mysys.dsp

@@ -190,6 +190,10 @@ SOURCE=.\mf_keycache.c
 # End Source File
 # Begin Source File
 
+SOURCE=.\mf_keycaches.c
+# End Source File
+# Begin Source File
+
 SOURCE=.\mf_loadpath.c
 # End Source File
 # Begin Source File

include/my_sys.h

@@ -226,9 +226,8 @@ extern void add_compiled_collation(CHARSET_INFO *cs);
 extern ulong	my_cache_w_requests, my_cache_write, my_cache_r_requests,
 		my_cache_read;
 extern ulong	my_blocks_used, my_blocks_changed;
-extern uint	key_cache_block_size;
 extern ulong	my_file_opened,my_stream_opened, my_tmp_file_created;
-extern my_bool	key_cache_inited, my_init_done;
+extern my_bool	my_init_done;
 
 					/* Point to current my_message() */
 extern void (*my_sigtstp_cleanup)(void),

sql/set_var.h

@@ -791,3 +791,6 @@ gptr find_named(I_List<NAMED_LIST> *list, const char *name, uint length,
 KEY_CACHE_VAR *get_key_cache(LEX_STRING *cache_name);
 KEY_CACHE_VAR *get_or_create_key_cache(const char *name, uint length);
 void free_key_cache(const char *name, KEY_CACHE_VAR *key_cache);
+bool process_key_caches(int (* func) (const char *name, KEY_CACHE_VAR *));
+void delete_elements(I_List<NAMED_LIST> *list,
+		     void (*free_element)(const char*, gptr));