add type void_array_t

src/common_define.h

@@ -245,16 +245,22 @@ typedef struct
 
 typedef struct
 {
-    int32_t *values;
+    int32_t *elts;
     int count;
 } int32_array_t;
 
 typedef struct
 {
-    int64_t *values;
+    int64_t *elts;
     int count;
 } int64_array_t;
 
+typedef struct
+{
+    void *elts;
+    int count;
+} void_array_t;
+
 typedef struct
 {
     pthread_mutex_t lock;