Checking if your kit is complete...
Looks good
Writing Makefile for Modem::VBox
cp VBox.pm blib/lib/Modem/VBox.pm
/Users/cpanrun/pristine/5.8.7/bin/perl /Users/cpanrun/pristine/5.8.7/lib/5.8.7/ExtUtils/xsubpp  -typemap /Users/cpanrun/pristine/5.8.7/lib/5.8.7/ExtUtils/typemap  VBox.xs > VBox.xsc && mv VBox.xsc VBox.c
gcc -c   -fno-common -DPERL_DARWIN -no-cpp-precomp -arch ppc -arch i386 -nostdinc -B/Developer/SDKs/MacOSX10.4u.sdk/usr/include/gcc -B/Developer/SDKs/MacOSX10.4u.sdk/usr/lib/gcc -isystem/Developer/SDKs/MacOSX10.4u.sdk/usr/include -F/Developer/SDKs/MacOSX10.4u.sdk/System/Library/Frameworks -mmacosx-version-min=10.3 -DUSE_SITECUSTOMIZE -DNO_HASH_SEED -fno-strict-aliasing -pipe -O3   -DVERSION=\"0.051\" -DXS_VERSION=\"0.051\"  "-I/Users/cpanrun/pristine/5.8.7/lib/5.8.7/darwin-thread-multi-2level/CORE"   VBox.c
Running Mkbootstrap for Modem::VBox ()
chmod 644 VBox.bs
rm -f blib/arch/auto/Modem/VBox/VBox.bundle
LD_RUN_PATH="" env MACOSX_DEPLOYMENT_TARGET=10.3 cc  -bundle -undefined dynamic_lookup -arch ppc -arch i386 -Wl,-search_paths_first -Wl,-syslibroot,/Developer/SDKs/MacOSX10.4u.sdk -mmacosx-version-min=10.3 VBox.o  -o blib/arch/auto/Modem/VBox/VBox.bundle      
chmod 755 blib/arch/auto/Modem/VBox/VBox.bundle
cp VBox.bs blib/arch/auto/Modem/VBox/VBox.bs
chmod 644 blib/arch/auto/Modem/VBox/VBox.bs
Manifying blib/man3/Modem::VBox.3
PERL_DL_NONLAZY=1 /Users/cpanrun/pristine/5.8.7/bin/perl "-MExtUtils::Command::MM" "-e" "test_harness(0, 'blib/lib', 'blib/arch')" t/*.t
t/load....Can't locate Event.pm in @INC (@INC contains: /Users/cpanrun/depot/main/contrib-patched/perl/CPAN/src/Modem-VBox/blib/lib /Users/cpanrun/depot/main/contrib-patched/perl/CPAN/src/Modem-VBox/blib/arch /Users/cpanrun/depot/main/Apps/CPAN_Run/lib /Users/cpanrun/pristine/5.8.7/lib/5.8.7/darwin-thread-multi-2level /Users/cpanrun/pristine/5.8.7/lib/5.8.7 /Users/cpanrun/pristine/5.8.7/lib/site_perl/5.8.7/darwin-thread-multi-2level /Users/cpanrun/pristine/5.8.7/lib/site_perl/5.8.7 /Users/cpanrun/pristine/5.8.7/lib/site_perl .) at /Users/cpanrun/depot/main/contrib-patched/perl/CPAN/src/Modem-VBox/blib/lib/Modem/VBox.pm line 10.
BEGIN failed--compilation aborted at /Users/cpanrun/depot/main/contrib-patched/perl/CPAN/src/Modem-VBox/blib/lib/Modem/VBox.pm line 10.
Compilation failed in require at t/load.t line 3.
BEGIN failed--compilation aborted at t/load.t line 3.
dubious
	Test returned status 2 (wstat 512, 0x200)
DIED. FAILED test 1
	Failed 1/1 tests, 0.00% okay
Failed Test Stat Wstat Total Fail  Failed  List of Failed
-------------------------------------------------------------------------------
t/load.t       2   512     1    1 100.00%  1
Failed 1/1 test scripts, 0.00% okay. 1/1 subtests failed, 0.00% okay.
make: *** [test_dynamic] Error 2