diff options
| -rw-r--r-- | src/ivysocket.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/src/ivysocket.h b/src/ivysocket.h index 4dbe86b..26daf85 100644 --- a/src/ivysocket.h +++ b/src/ivysocket.h @@ -28,6 +28,7 @@ extern "C" { #ifdef WIN32 #include <windows.h> #define HANDLE SOCKET +#define IN_MULTICAST(i) (((long)(i) & 0xf0000000) == 0xe0000000) #else #define HANDLE int #include <netinet/in.h> |