compiling libdns fails

[Kurt Schreiner <ks%ub.uni-mainz.de@localhost>]

Hi,

after updating -current source some minutes ago build.sh distribution
fails compiling libdns: (at least on amd64)

    compile  libdns/rbtdb.po
cc1: warnings being treated as errors
/u/NetBSD/src/external/bsd/bind/dist/lib/dns/rbtdb.c: In function 'prune_tree':
/u/NetBSD/src/external/bsd/bind/dist/lib/dns/rbtdb.c:1881: warning: 
dereferencing type-punned pointer will break strict-aliasing rules
--- rbtdb.o ---
*** [rbtdb.o] Error code 1
cc1: warnings being treated as errors
/u/NetBSD/src/external/bsd/bind/dist/lib/dns/rbtdb.c: In function 'prune_tree':
/u/NetBSD/src/external/bsd/bind/dist/lib/dns/rbtdb.c:1881: warning: 
dereferencing type-punned pointer will break strict-aliasing rules
--- rbtdb.po ---
*** [rbtdb.po] Error code 1
2 errors

nbmake: stopped in /u/NetBSD/src/external/bsd/bind/lib/libdns
--- dependall ---
*** [dependall] Error code 2
1 error

Kurt