root@gk-kubuntu-dev:~/dav/Nevada# perl kk.pl
Use of uninitialized value in concatenation (.) or string at /usr/lib/perl5/Device/USB.pm line 10.
Use of uninitialized value in concatenation (.) or string at /usr/lib/perl5/Device/USB.pm line 10.
Use of uninitialized value in concatenation (.) or string at /usr/lib/perl5/Device/USB.pm line 10.
Use of uninitialized value in concatenation (.) or string at /usr/lib/perl5/Device/USB.pm line 22.
Use of uninitialized value in concatenation (.) or string at /usr/lib/perl5/Device/USB.pm line 22.
CCFLAGS =>|-D_REENTRANT -D_GNU_SOURCE -DDEBIAN -fstack-protector -fno-strict-aliasing -pipe -I/usr/local/include -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64|||
Use of uninitialized value in concatenation (.) or string at /usr/lib/perl5/Device/USB.pm line 23.
LDDLFLAGS =>|-shared -L/usr/local/lib -fstack-protector||