Use SSIZE_T to define ssize_t correctly

diff --git a/src/leveldb/db/db_iter.cc b/src/leveldb/db/db_iter.cc
index 5302021..aace0e9 100644 (file)
--- a/src/leveldb/db/db_iter.cc
+++ b/src/leveldb/db/db_iter.cc
@@ -15,7 +15,8 @@
 #include "util/random.h"
 
 #ifdef _MSC_VER
-#define ssize_t size_t
+#include <BaseTsd.h>
+typedef SSIZE_T ssize_t;
 #endif
 
 namespace leveldb {