Checking if your kit is complete...
Looks good
Writing Makefile for IP::Unique
cp lib/IP/Unique.pm blib/lib/IP/Unique.pm
/home/cpanrun/pa-risc1.1/build/5.6.1/bin/perl -I/home/cpanrun/pa-risc1.1/build/5.6.1/lib/5.6.1/PA-RISC1.1-thread-multi -I/home/cpanrun/pa-risc1.1/build/5.6.1/lib/5.6.1 /home/cpanrun/pa-risc1.1/build/5.6.1/lib/5.6.1/ExtUtils/xsubpp  -C++ -typemap /home/cpanrun/pa-risc1.1/build/5.6.1/lib/5.6.1/ExtUtils/typemap -typemap typemap Unique.xs > Unique.xsc && mv Unique.xsc Unique.c
Please specify prototyping behavior for Unique.xs (see perlxs manual)
g++ -c -I. -Wall -O +Onolimit   -DVERSION=\"0.03\" -DXS_VERSION=\"0.03\" +z -I/home/cpanrun/pa-risc1.1/build/5.6.1/lib/5.6.1/PA-RISC1.1-thread-multi/CORE  Unique.c
g++: +Onolimit: No such file or directory
g++: +z: No such file or directory
In file included from /usr/include/pthread.h:7,
                 from /home/cpanrun/pa-risc1.1/build/5.6.1/lib/5.6.1/PA-RISC1.1-thread-multi/CORE/perl.h:1744,
                 from Unique.xs:6:
/usr/include/sys/pthread.h:440: declaration of C function `int pthread_atfork(void (*)(), void (*)(), void (*)())' conflicts with
/usr/include/sys/unistd.h:187: previous declaration `int pthread_atfork(void (*)(...), void (*)(...), void (*)(...))' here
In file included from /home/cpanrun/pa-risc1.1/build/5.6.1/lib/5.6.1/PA-RISC1.1-thread-multi/CORE/perl.h:2821,
                 from Unique.xs:6:
/home/cpanrun/pa-risc1.1/build/5.6.1/lib/5.6.1/PA-RISC1.1-thread-multi/CORE/proto.h:247: type specifier omitted for parameter
/home/cpanrun/pa-risc1.1/build/5.6.1/lib/5.6.1/PA-RISC1.1-thread-multi/CORE/proto.h:247: parse error before `,'
/home/cpanrun/pa-risc1.1/build/5.6.1/lib/5.6.1/PA-RISC1.1-thread-multi/CORE/proto.h:249: syntax error before `('
/home/cpanrun/pa-risc1.1/build/5.6.1/lib/5.6.1/PA-RISC1.1-thread-multi/CORE/proto.h:250: syntax error before `('
In file included from /usr/local/lib/gcc-lib/hppa1.1-hp-hpux11.00/2.9-hppa-991112/../../../../include/g++-3/iostream.h:31,
                 from /usr/local/lib/gcc-lib/hppa1.1-hp-hpux11.00/2.9-hppa-991112/../../../../include/g++-3/stl_alloc.h:45,
                 from /usr/local/lib/gcc-lib/hppa1.1-hp-hpux11.00/2.9-hppa-991112/../../../../include/g++-3/alloc.h:21,
                 from /usr/local/lib/gcc-lib/hppa1.1-hp-hpux11.00/2.9-hppa-991112/../../../../include/g++-3/std/bastring.h:39,
                 from /usr/local/lib/gcc-lib/hppa1.1-hp-hpux11.00/2.9-hppa-991112/../../../../include/g++-3/string:6,
                 from ipuniq.h:1,
                 from Unique.xs:19:
/usr/local/lib/gcc-lib/hppa1.1-hp-hpux11.00/2.9-hppa-991112/../../../../include/g++-3/streambuf.h:405: parse error before `const'
In file included from /usr/local/lib/gcc-lib/hppa1.1-hp-hpux11.00/2.9-hppa-991112/../../../../include/g++-3/stl_alloc.h:45,
                 from /usr/local/lib/gcc-lib/hppa1.1-hp-hpux11.00/2.9-hppa-991112/../../../../include/g++-3/alloc.h:21,
                 from /usr/local/lib/gcc-lib/hppa1.1-hp-hpux11.00/2.9-hppa-991112/../../../../include/g++-3/std/bastring.h:39,
                 from /usr/local/lib/gcc-lib/hppa1.1-hp-hpux11.00/2.9-hppa-991112/../../../../include/g++-3/string:6,
                 from ipuniq.h:1,
                 from Unique.xs:19:
/usr/local/lib/gcc-lib/hppa1.1-hp-hpux11.00/2.9-hppa-991112/../../../../include/g++-3/iostream.h:75: parse error before `char'
ppport.h:548: warning: `char * my_sv_2pvbyte(PerlInterpreter *, SV *, STRLEN *)' defined but not used
ppport.h:632: warning: `UV _grok_hex(char *, STRLEN *, I32 *, NV *)' defined but not used
ppport.h:647: warning: `UV _grok_oct(char *, STRLEN *, I32 *, NV *)' defined but not used
ppport.h:662: warning: `UV _grok_bin(char *, STRLEN *, I32 *, NV *)' defined but not used
make: *** [Unique.o] Error 1