dcc-dccd-1.2.71 make fail with a "Undefined symbol: _res_9_init"

Joël wrote:

> I'm trying to compile dcc-dccd-1.2.71 on Mac OS X 10.3.8, but it fail  
> with the following error:
>
> dccifd.c: In function `totals_msg':
> dccifd.c:568: warning: `%x' yields only last 2 digits of year in some 
> locales
> cc    dccifd.o ../thrlib/libthr.a ../dcclib/libdcc.a  -lm -o dccifd
> ld: Undefined symbols:
> _res_9_init
> make[1]: *** [dccifd] Error 1

It seem that this code should be linked against resolv library and
	cc   dccproc.o ../dcclib/libdcc.a  -lm -lresolv -o dccproc
doesn't fail.

Joël