Devloper errors

[gmbo]

I am building deviso snapshot and getting these errors. 7.2 RELENG 1.2
will these errors cause any problem or what should i do to fix.

Build dependency /usr/ports/devel/makedepend
src/NetworkInterfaces.c:54:47: error: linux/if_ether.h: No such file or directory
src/NetworkInterfaces.c:55:92: error: linux/if_packet.h: No such file or directory
src/NetworkInterfaces.c:56:46: error: linux/if_tun.h: No such file or directory
src/Bmf.c:52:47: error: linux/if_ether.h: No such file or directory
src/Bmf.c:53:75: error: linux/if_packet.h: No such file or directory

Building pftop…

Building rate...

Building gzsig...
Building wol...
Building voucher...
Ports with failures: 2
ERROR Building check_reload_status
ERROR Building php4-curl
Building athstats...Done!

[jimp]

Support for the developer ISO has been broken for quite some time and I don't believe anyone is working on a fix.