Checking if your kit is complete...
Looks good
Writing Makefile for Mail::Box::Parser::C
cp C.pm blib/lib/Mail/Box/Parser/C.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 C.xs > C.xsc && mv C.xsc C.c
gcc -c  -DUSE_REENTRANT_API -D_POSIX_PTHREAD_SEMANTICS -D_REENTRANT -fno-strict-aliasing -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -O   -DVERSION=\"3.006\" -DXS_VERSION=\"3.006\" -fPIC -I/export/home/cpanrun/build/5.6.1/lib/5.6.1/sun4-solaris-thread-multi/CORE  C.c
Running Mkbootstrap for Mail::Box::Parser::C ()
chmod 644 C.bs
rm -f blib/arch/auto/Mail/Box/Parser/C/C.so
LD_RUN_PATH="" gcc  -G C.o  -o blib/arch/auto/Mail/Box/Parser/C/C.so     
chmod 755 blib/arch/auto/Mail/Box/Parser/C/C.so
cp C.bs blib/arch/auto/Mail/Box/Parser/C/C.bs
chmod 644 blib/arch/auto/Mail/Box/Parser/C/C.bs
Manifying blib/man3/Mail::Box::Parser::C.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 test.pl
1..0 # Skip Skipping tests, because MailBox is not installed (yet)
# 
Installing /export/home/cpanrun/build/5.6.1/lib/site_perl/5.6.1/sun4-solaris-thread-multi/auto/Mail/Box/Parser/C/C.so
Installing /export/home/cpanrun/build/5.6.1/lib/site_perl/5.6.1/sun4-solaris-thread-multi/auto/Mail/Box/Parser/C/C.bs
Installing /export/home/cpanrun/build/5.6.1/lib/site_perl/5.6.1/sun4-solaris-thread-multi/Mail/Box/Parser/C.pm
Installing /export/home/cpanrun/build/5.6.1/man/man3/Mail::Box::Parser::C.3
Appending installation info to /export/home/cpanrun/build/5.6.1/lib/5.6.1/sun4-solaris-thread-multi/perllocal.pod