@@ -167,19 +167,20 @@ static void print(AVTreeNode *t, int depth){

     int i;

     for(i=0; i<depth*4; i++) av_log(NULL, AV_LOG_ERROR, " ");

     if(t){

-        av_log(NULL, AV_LOG_ERROR, "Node %p %2d %4d\n", t, t->state, t->elem);

+        av_log(NULL, AV_LOG_ERROR, "Node %p %2d %p\n", t, t->state, t->elem);

         print(t->child[0], depth+1);

         print(t->child[1], depth+1);

     }else

         av_log(NULL, AV_LOG_ERROR, "NULL\n");

 }

-static int cmp(const void *a, const void *b){

-    return a-b;

+static int cmp(void *a, const void *b){

+    return (uint8_t*)a-(const uint8_t*)b;

 }

 int main(void){

-    int i,k;

+    int i;

+    void *k;

     AVTreeNode *root= NULL, *node=NULL;

     AVLFG prn;