2.0 kernel compile fails

[Network Administration]

   > /usr/src/routing/bird-1.0.0/obj/lib/io.c:777: undefined reference to `SUN_LEN'
   > make[1]: *** [../bird] Error 1
   > make[1]: Leaving directory `/usr/src/routing/bird-1.0.0/obj'
   > make: *** [all] Error 2
   > 
   > What is missing here?

   Please try this patch.

   diff -u -r1.15 unix.h
   --- sysdep/unix/unix.h	2000/06/09 07:32:57	1.15
   +++ sysdep/unix/unix.h	2000/06/16 23:05:14
   @@ -34,6 +34,10 @@
    typedef struct sockaddr_in sockaddr;
    #endif

   +#ifndef SUN_LEN
   +#define SUN_LEN(ptr) ((size_t) (((struct sockaddr_un *) 0)->sun_path) + strlen ((ptr)->sun_path))
   +#endif
   +
    struct birdsock;

    void io_init(void);


Adding the missing (for this OS setup) SUN_LEN def allowed BIRD to be
compiled.  I now configuring a BIRD pair on 2.0 and 2.2 kernels.

Thanks.