Checking if your kit is complete... Looks good Writing Makefile for Digest::Hashcash cp Hashcash.pm blib/lib/Digest/Hashcash.pm /home/cpanrun/ia64-lp64/build/5.8.2/bin/perl /home/cpanrun/ia64-lp64/build/5.8.2/lib/5.8.2/ExtUtils/xsubpp -typemap /home/cpanrun/ia64-lp64/build/5.8.2/lib/5.8.2/ExtUtils/typemap Hashcash.xs > Hashcash.xsc && mv Hashcash.xsc Hashcash.c cc -c -D_POSIX_C_SOURCE=199506L -D_REENTRANT -Ae -D_HPUX_SOURCE -Wl,+vnocompatwarnings +DD64 -DNO_HASH_SEED -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -fast +DSitanium2 +Ofltacc=strict -DVERSION=\"0.03\" -DXS_VERSION=\"0.03\" +Z "-I/home/cpanrun/ia64-lp64/build/5.8.2/lib/5.8.2/IA64.ARCHREV_0-thread-multi-LP64/CORE" Hashcash.c Error 112: "Hashcash.xs", line 7 # Include file not found. #include ^^^^^^^^^^ Warning 129: "Hashcash.xs", line 42 # Redefinition of macro '__attribute__' differs from previous definition at ["/home/cpanrun/ia64-lp64/build/5.8.2/lib/5.8.2/IA64.ARCHREV_0-thread-multi-LP64/CORE/perl.h", line 3543]. # define __attribute__(x) ^^^^^^^^^^^^^ Warning 942: "Hashcash.xs", line 364 # Types 'unsigned char *' and 'char *' are not assignment-compatible. sha_update (&ctx, data, sizeof (data)); ^^^^ Warning 942: "Hashcash.xs", line 414 # Types 'unsigned char *' and 'char *' are not assignment-compatible. sha_update (&ctx1, token, toklen); ^^^^^ Warning 942: "Hashcash.xs", line 424 # Types 'unsigned char *' and 'char *' are not assignment-compatible. sha_update (&ctx, seq, 8); ^^^ Warning 942: "Hashcash.xs", line 450 # Types 'unsigned char *' and 'char *' are not assignment-compatible. sha_update (&ctx, token, toklen); ^^^^^ make: *** [Hashcash.o] Error 2