Checking if your kit is complete...
Looks good
Note (probably harmless): No library found for -lnet
Writing Makefile for Net::Arping
cp Arping.pm blib/lib/Net/Arping.pm
/home/cpanrun/build/5.6.1/bin/perl -I/home/cpanrun/build/5.6.1/lib/5.6.1/i686-linux-thread-multi -I/home/cpanrun/build/5.6.1/lib/5.6.1 /home/cpanrun/build/5.6.1/lib/5.6.1/ExtUtils/xsubpp  -typemap /home/cpanrun/build/5.6.1/lib/5.6.1/ExtUtils/typemap Arping.xs > Arping.xsc && mv Arping.xsc Arping.c
Please specify prototyping behavior for Arping.xs (see perlxs manual)
gcc -c  -DUSE_REENTRANT_API -D_GNU_SOURCE -D_REENTRANT -fno-strict-aliasing -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -O2   -DVERSION=\"0.02\" -DXS_VERSION=\"0.02\" -fpic -I/home/cpanrun/build/5.6.1/lib/5.6.1/i686-linux-thread-multi/CORE INC Arping.c
gcc: INC: No such file or directory
Arping.xs:17: libnet.h: No such file or directory
Arping.xs:18: pcap.h: No such file or directory
make: *** [Arping.o] Error 1