| lwIP
    2.0.3
    Lightweight IP stack | 
#include <ip4_frag.h>
| Data Fields | |
| struct pbuf_custom | pc | 
| struct pbuf * | original | 
A custom pbuf that holds a reference to another pbuf, which is freed when this custom pbuf is freed. This is used to create a custom PBUF_REF that points into the original pbuf.
| struct pbuf* pbuf_custom_ref::original | 
pointer to the original pbuf that is referenced
| struct pbuf_custom pbuf_custom_ref::pc | 
'base class'