[root@sparts Unicode-Map8-0.13-kCcefS]# pwd
/root/.cpan/build/Unicode-Map8-0.13-kCcefS
[root@sparts Unicode-Map8-0.13-kCcefS]# make clean
[root@sparts Unicode-Map8-0.13-kCcefS]# make
...
map8x.c: In function ‘map8_recode8’:
map8x.c:321: warning: pointer targets in passing argument 1 of ‘strlen’ differ in signedness
map8x.c:314: warning: unused variable ‘uc’
...
[root@sparts Unicode-Map8-0.13-kCcefS]# make test
PERL_DL_NONLAZY=1 /usr/bin/perl "-MExtUtils::Command::MM" "-e" "test_harness(0, 'blib/lib', 'blib/arch')" t/*.t
t/callback.t .. ok   
t/map8.t ........ No subtests run 
t/compat.t .... ok   
t/unistr.t .... ok