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-rw-r--r--include/my_sys.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/my_sys.h b/include/my_sys.h
index 48ebdc22f37..7ea9f63a50f 100644
--- a/include/my_sys.h
+++ b/include/my_sys.h
@@ -501,6 +501,12 @@ my_off_t my_b_append_tell(IO_CACHE* info);
#define my_b_bytes_in_cache(info) (uint) (*(info)->current_end - \
*(info)->current_pos)
+/* key_cache_variables */
+typedef struct st_keycache
+{
+ ulonglong size;
+} KEY_CACHE;
+
#include <my_alloc.h>
/* Prototypes for mysys and my_func functions */