Jonathan Chen via RT <rt-comment@krbdev.mit.edu> writes:

> Due to all the wonderful "features" of AIX, Kerberos doesn't work well
> on AIX 5.2.  The following patch attempts to fix some of the issues:

>  - the select() API in AIX is unusual.  The 16 high bits of the first 
>    argument is special, so select(0x00010000, ...) doesn't work.  Since 
>    8*sizeof(fd_set) == 0x10000 is used as the first argument in serveral 
>    places, things break.

>  - AIX loves to return a sockaddr_in6 structure when you getpeername() on 
>    an inet4 socket.  However, special error-checking "features" will 
>    throw back an error if you pass that sockaddr_in6 structure back to 
>    connect().  I love AIX.

>  - fake-addrinfo isn't needed for AIX 5.1+

> Also, please note RT Ticket# 2902 that resolves crashes on res_ninit().

> All of the problems should be present in krb5-1.4-current as well, and
> all the problems except the fake-addrinfo should also be in
> krb5-current.

> Without further ado, here's the useful part:

[...]

I can confirm that this patch fixes all of these issues on AIX 5.2.

-- 
Russ Allbery (rra@stanford.edu)             <http://www.eyrie.org/~eagle/>