Note that you can avoid these questions by passing the '-n' option to 'Makefile.PL'. Run Heap::Simple benchmarks during 'make test' ? [n] n Use of uninitialized value in string ne at /export/home/cpanrun/build/5.6.1/lib/5.6.1/ExtUtils/MakeMaker.pm line 141. Checking if your kit is complete... Looks good Writing Makefile for Heap::Simple::XS cp XS.pm blib/lib/Heap/Simple/XS.pm /export/home/cpanrun/build/5.6.1/bin/perl -I/export/home/cpanrun/build/5.6.1/lib/5.6.1/sun4-solaris-thread-multi -I/export/home/cpanrun/build/5.6.1/lib/5.6.1 /export/home/cpanrun/build/5.6.1/lib/5.6.1/ExtUtils/xsubpp -typemap /export/home/cpanrun/build/5.6.1/lib/5.6.1/ExtUtils/typemap -typemap typemap XS.xs > XS.xsc && mv XS.xsc XS.c gcc -c -I. -DUSE_REENTRANT_API -D_POSIX_PTHREAD_SEMANTICS -D_REENTRANT -fno-strict-aliasing -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -O -DPERL_EXTMALLOC_DEF -Dmalloc=Perl_malloc -Dfree=Perl_mfree -Drealloc=Perl_realloc -Dcalloc=Perl_calloc -DVERSION=\"0.09\" -DXS_VERSION=\"0.09\" -fPIC -I/export/home/cpanrun/build/5.6.1/lib/5.6.1/sun4-solaris-thread-multi/CORE XS.c Running Mkbootstrap for Heap::Simple::XS () chmod 644 XS.bs rm -f blib/arch/auto/Heap/Simple/XS/XS.so LD_RUN_PATH="" gcc -G XS.o -o blib/arch/auto/Heap/Simple/XS/XS.so chmod 755 blib/arch/auto/Heap/Simple/XS/XS.so cp XS.bs blib/arch/auto/Heap/Simple/XS/XS.bs chmod 644 blib/arch/auto/Heap/Simple/XS/XS.bs Manifying blib/man3/Heap::Simple::XS.3 PERL_DL_NONLAZY=1 /export/home/cpanrun/build/5.6.1/bin/perl -Iblib/arch -Iblib/lib -I/export/home/cpanrun/build/5.6.1/lib/5.6.1/sun4-solaris-thread-multi -I/export/home/cpanrun/build/5.6.1/lib/5.6.1 -e 'use Test::Harness qw(&runtests $verbose); $verbose=0; runtests @ARGV;' t/*.t t/00_load...........ok t/01_basic..........FAILED tests 1-54 Failed 54/54 tests, 0.00% okay t/02_stress.........FAILED tests 1-18919 Failed 18919/18919 tests, 0.00% okay t/03_magic..........FAILED tests 1-47 Failed 47/47 tests, 0.00% okay t/04_overload.......FAILED tests 1-5 Failed 5/5 tests, 0.00% okay t/99_speed..........ok, 2/2 skipped: No benchmark requested Failed Test Status Wstat Total Fail Failed List of Failed -------------------------------------------------------------------------------- t/01_basic.t 54 54 100.00% 1-54 t/02_stress.t 18919 1891 100.00% 1-18919 t/03_magic.t 47 47 100.00% 1-47 t/04_overload.t 5 5 100.00% 1-5 2 subtests skipped. Failed 4/6 test scripts, 33.33% okay. 19025/19028 subtests failed, 0.02% okay. make: *** [test_dynamic] Error 29