Checking if your kit is complete...
Looks good
Writing Makefile for Getopt::Popt
cp example.pl blib/lib/Getopt/example.pl
cp Popt.pm blib/lib/Getopt/Popt.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 -typemap typemap -typemap typemap Popt.xs > Popt.xsc && mv Popt.xsc Popt.c
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  Popt.c
Popt.xs:10: popt.h: No such file or directory
make: *** [Popt.o] Error 1