diff options
| -rw-r--r-- | components/dfs/filesystems/net/netinet/in.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/components/dfs/filesystems/net/netinet/in.h b/components/dfs/filesystems/net/netinet/in.h index 93469bc8e3..24fe8b5409 100644 --- a/components/dfs/filesystems/net/netinet/in.h +++ b/components/dfs/filesystems/net/netinet/in.h @@ -27,4 +27,8 @@ #include <lwip/sockets.h> +#ifndef IN6_IS_ADDR_MULTICAST +#define IN6_IS_ADDR_MULTICAST(a) (((uint8_t *) (a))[0] == 0xff) +#endif + #endif |