Checking if your kit is complete...
Looks good
Checking for getifaddrs()... Nope, will not use it.
Writing Makefile for IO::Interface
cp Interface.pm blib/lib/IO/Interface.pm
AutoSplitting blib/lib/IO/Interface.pm (blib/lib/auto/IO/Interface)
cp Interface/Simple.pm blib/lib/IO/Interface/Simple.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 Interface.xs > Interface.xsc && mv Interface.xsc Interface.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=\"1.03\" -DXS_VERSION=\"1.03\" -fPIC -I/export/home/cpanrun/build/5.6.1/lib/5.6.1/sun4-solaris-thread-multi/CORE  Interface.c
Running Mkbootstrap for IO::Interface ()
chmod 644 Interface.bs
rm -f blib/arch/auto/IO/Interface/Interface.so
LD_RUN_PATH="/usr/lib" gcc  -G Interface.o  -o blib/arch/auto/IO/Interface/Interface.so   -lresolv  
chmod 755 blib/arch/auto/IO/Interface/Interface.so
cp Interface.bs blib/arch/auto/IO/Interface/Interface.bs
chmod 644 blib/arch/auto/IO/Interface/Interface.bs
Manifying blib/man3/IO::Interface.3
Manifying blib/man3/IO::Interface::Simple.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=1; runtests @ARGV;' t/*.t
t/basic.............1..5
ok 1
ok 2
ok 3
ok 4
ok 5
ok
t/simple............1..11
ok 1 - use IO::Interface::Simple;
ok 2 - returns undef for invalid interface name
ok 3 - returns undef for invalid address
ok 4 - returns undef for invalid index
ok 5 - fetch interface list
ok 6 - loopback device
ok 7 - loopback address
ok 8 - loopback netmask
ok 9 # skip index not implemented on this platform
ok 10 # skip index not implemented on this platform
ok 11 # skip index not implemented on this platform
ok, 3/11 skipped: index not implemented on this platform
All tests successful, 3 subtests skipped.
Files=2, Tests=16,  1 wallclock secs ( 0.76 cusr +  0.22 csys =  0.98 CPU)
Installing /export/home/cpanrun/build/5.6.1/lib/site_perl/5.6.1/sun4-solaris-thread-multi/auto/IO/Interface/Interface.so
Installing /export/home/cpanrun/build/5.6.1/lib/site_perl/5.6.1/sun4-solaris-thread-multi/auto/IO/Interface/Interface.bs
Installing /export/home/cpanrun/build/5.6.1/lib/site_perl/5.6.1/sun4-solaris-thread-multi/auto/IO/Interface/autosplit.ix
Installing /export/home/cpanrun/build/5.6.1/lib/site_perl/5.6.1/sun4-solaris-thread-multi/IO/Interface.pm
Installing /export/home/cpanrun/build/5.6.1/lib/site_perl/5.6.1/sun4-solaris-thread-multi/IO/Interface/Simple.pm
Installing /export/home/cpanrun/build/5.6.1/man/man3/IO::Interface.3
Installing /export/home/cpanrun/build/5.6.1/man/man3/IO::Interface::Simple.3
Appending installation info to /export/home/cpanrun/build/5.6.1/lib/5.6.1/sun4-solaris-thread-multi/perllocal.pod