Note (probably harmless): No library found for -lsyck Checking if your kit is complete... Looks good Writing Makefile for YAML::Parser::Syck cp Syck.pm blib/lib/YAML/Parser/Syck.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 -typemap /home/cpanrun/pa-risc1.1/build/5.6.1/lib/5.6.1/ExtUtils/typemap Syck.xs > Syck.xsc && mv Syck.xsc Syck.c cc -c -I. -D_POSIX_C_SOURCE=199506L -D_HPUX_SOURCE +DA1.1 +DS2.0a +z -I/usr/local/include -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -Ae -O +Onolimit -DVERSION=\"0.01\" -DXS_VERSION=\"0.01\" +z -I/home/cpanrun/pa-risc1.1/build/5.6.1/lib/5.6.1/PA-RISC1.1-thread-multi/CORE Syck.c cpp: "Syck.xs", line 5: error 4036: Can't open include file 'syck.h'. make: *** [Syck.o] Error 1