WARNING: CC is not a known parameter. WARNING: LD is not a known parameter. Checking if your kit is complete... Looks good Note (probably harmless): No library found for -lneural Writing Makefile for AI::LibNeural cp LibNeural.pm blib/lib/AI/LibNeural.pm AutoSplitting blib/lib/AI/LibNeural.pm (blib/lib/auto/AI/LibNeural) /home/cpanrun/tmp/5.8.0/bin/perl /home/cpanrun/build/5.8.0/lib/5.8.0/ExtUtils/xsubpp -C++ -typemap /home/cpanrun/build/5.8.0/lib/5.8.0/ExtUtils/typemap -typemap ./typemap -typemap typemap LibNeural.xs > LibNeural.xsc && mv LibNeural.xsc LibNeural.c Please specify prototyping behavior for LibNeural.xs (see perlxs manual) g++ -c -D_REENTRANT -D_GNU_SOURCE -fno-strict-aliasing -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -O3 -DVERSION=\"0.02\" -DXS_VERSION=\"0.02\" -fpic "-I/home/cpanrun/build/5.8.0/lib/5.8.0/i686-linux-thread-multi/CORE" LibNeural.c LibNeural.xs:37: nnwork.h: No such file or directory LibNeural.xs:38: neuron.h: No such file or directory make: *** [LibNeural.o] Error 1