#6 Cannot compile on CentOS

[andyjaar]

Making all in:
/usr/local/src/sid-milter-1.0.0/libar
Configuration: pfx=, os=Linux, rel=2.6.18-194.26.1.el5.028stab079.2, rbase=2, rroot=2.6.18-194.26.1.el5.028stab079, arch=x86_64, sfx=, variant=optimized
Making in /usr/local/src/sid-milter-1.0.0/obj.Linux.2.6.18-194.26.1.el5.028stab079.2.x86_64/libar
make[1]: Entering directory `/usr/local/src/sid-milter-1.0.0/obj.Linux.2.6.18-194.26.1.el5.028stab079.2.x86_64/libar'
make[1]: Nothing to be done for `all'.
make[1]: Leaving directory `/usr/local/src/sid-milter-1.0.0/obj.Linux.2.6.18-194.26.1.el5.028stab079.2.x86_64/libar'
Making all in:
/usr/local/src/sid-milter-1.0.0/libmarid
Configuration: pfx=, os=Linux, rel=2.6.18-194.26.1.el5.028stab079.2, rbase=2, rroot=2.6.18-194.26.1.el5.028stab079, arch=x86_64, sfx=, variant=optimized
Making in /usr/local/src/sid-milter-1.0.0/obj.Linux.2.6.18-194.26.1.el5.028stab079.2.x86_64/libmarid
make[1]: Entering directory `/usr/local/src/sid-milter-1.0.0/obj.Linux.2.6.18-194.26.1.el5.028stab079.2.x86_64/libmarid'
make[1]: Nothing to be done for `all'.
make[1]: Leaving directory `/usr/local/src/sid-milter-1.0.0/obj.Linux.2.6.18-194.26.1.el5.028stab079.2.x86_64/libmarid'
Making all in:
/usr/local/src/sid-milter-1.0.0/sid-filter
Configuration: pfx=, os=Linux, rel=2.6.18-194.26.1.el5.028stab079.2, rbase=2, rroot=2.6.18-194.26.1.el5.028stab079, arch=x86_64, sfx=, variant=optimized
Making in /usr/local/src/sid-milter-1.0.0/obj.Linux.2.6.18-194.26.1.el5.028stab079.2.x86_64/sid-filter
make[1]: Entering directory `/usr/local/src/sid-milter-1.0.0/obj.Linux.2.6.18-194.26.1.el5.028stab079.2.x86_64/sid-filter'
cc -o sid-filter -lpthread -L/usr/lib64 sid-filter.o rfc2822.o util.o -lmilter /usr/local/src/sid-milter-1.0.0/obj.Linux.2.6.18-194.26.1.el5.028stab079.2.x86_64/libar/libar.a /usr/local/src/sid-milter-1.0.0/obj.Linux.2.6.18-194.26.1.el5.028stab079.2.x86_64/libmarid/libmarid.a /usr/local/src/sid-milter-1.0.0/obj.Linux.2.6.18-194.26.1.el5.028stab079.2.x86_64/libsm/libsm.a -ldl
sid-filter.o: In function `sid_decode_a':
sid-filter.c:(.text+0x733): undefined reference to `__dn_expand'
sid-filter.c:(.text+0x73e): undefined reference to `__dn_skipname'
sid-filter.c:(.text+0x7a0): undefined reference to `__dn_expand'
sid-filter.o: In function `sid_marid_check':
sid-filter.c:(.text+0xc6f): undefined reference to `__dn_expand'
sid-filter.c:(.text+0xc7a): undefined reference to `__dn_skipname'
sid-filter.c:(.text+0xf90): undefined reference to `__dn_expand'
sid-filter.c:(.text+0x1533): undefined reference to `__dn_expand'
sid-filter.c:(.text+0x1603): undefined reference to `__dn_expand'
sid-filter.c:(.text+0x170a): undefined reference to `__dn_expand'
/usr/local/src/sid-milter-1.0.0/obj.Linux.2.6.18-194.26.1.el5.028stab079.2.x86_64/libar/libar.a(ar.o): In function `ar_sendquery':
ar.c:(.text+0x15e7): undefined reference to `__res_nmkquery'
/usr/local/src/sid-milter-1.0.0/obj.Linux.2.6.18-194.26.1.el5.028stab079.2.x86_64/libar/libar.a(ar.o): In function `ar_dispatcher':
ar.c:(.text+0x2053): undefined reference to `__dn_skipname'
ar.c:(.text+0x207a): undefined reference to `__dn_skipname'
ar.c:(.text+0x20d3): undefined reference to `__dn_expand'
collect2: ld returned 1 exit status
make[1]: *** [sid-filter] Error 1
make[1]: Leaving directory `/usr/local/src/sid-milter-1.0.0/obj.Linux.2.6.18-194.26.1.el5.028stab079.2.x86_64/sid-filter'
make: *** [all] Error 2