netinet headers under OS X

[Oliver Kennedy]

Compiling zebra-0.94 under OS X 10.4.6, the following excerpt  
happened.  As requested, I'm reporting the error.

checking netinet/in_var.h usability... no
checking netinet/in_var.h presence... yes
configure: WARNING: netinet/in_var.h: present but cannot be compiled
configure: WARNING: netinet/in_var.h: check for missing prerequisite  
headers?
configure: WARNING: netinet/in_var.h: proceeding with the  
preprocessor's result
configure: WARNING:     ## ------------------------------------ ##
configure: WARNING:     ## Report this to address@hidden ##
configure: WARNING:     ## ------------------------------------ ##
checking for netinet/in_var.h... yes
checking netinet/in6_var.h usability... no
checking netinet/in6_var.h presence... no
checking for netinet/in6_var.h... no
checking netinet/in6.h usability... no
checking netinet/in6.h presence... no
checking for netinet/in6.h... no
checking inet/nd.h usability... no
checking inet/nd.h presence... no
checking for inet/nd.h... no
checking asm/types.h usability... no
checking asm/types.h presence... no
checking for asm/types.h... no
checking netinet/icmp6.h usability... no
checking netinet/icmp6.h presence... yes
configure: WARNING: netinet/icmp6.h: present but cannot be compiled
configure: WARNING: netinet/icmp6.h: check for missing prerequisite  
headers?
configure: WARNING: netinet/icmp6.h: proceeding with the  
preprocessor's result
configure: WARNING:     ## ------------------------------------ ##
configure: WARNING:     ## Report this to address@hidden ##
configure: WARNING:     ## ------------------------------------ ##
checking for netinet/icmp6.h... yes
checking netinet6/nd6.h usability... no
checking netinet6/nd6.h presence... yes
configure: WARNING: netinet6/nd6.h: present but cannot be compiled
configure: WARNING: netinet6/nd6.h: check for missing prerequisite  
headers?
configure: WARNING: netinet6/nd6.h: proceeding with the  
preprocessor's result
configure: WARNING:     ## ------------------------------------ ##
configure: WARNING:     ## Report this to address@hidden ##
configure: WARNING:     ## ------------------------------------ ##
checking for netinet6/nd6.h... yes

-Oliver Kennedy

Computer science isn't about computers any more than astronomy is about
telescopes.
                -- Dijkstra