-vlib_buffer_push_ip4_custom (vlib_main_t * vm, vlib_buffer_t * b,
- ip4_address_t * src, ip4_address_t * dst,
- int proto, u8 csum_offload, u8 is_df)
+vlib_buffer_push_ip4_custom (vlib_main_t *vm, vlib_buffer_t *b,
+ ip4_address_t *src, ip4_address_t *dst, int proto,
+ u8 csum_offload, u8 is_df, u8 dscp)