Checking if your kit is complete... Looks good Writing Makefile for PowerBuilder::ORCA cp ORCA.pm blib/lib/PowerBuilder/ORCA.pm AutoSplitting blib/lib/PowerBuilder/ORCA.pm (blib/lib/auto/PowerBuilder/ORCA) /home/cpanrun/build/5.6.1/bin/perl -I/home/cpanrun/build/5.6.1/lib/5.6.1/i686-linux-thread-multi -I/home/cpanrun/build/5.6.1/lib/5.6.1 /home/cpanrun/build/5.6.1/lib/5.6.1/ExtUtils/xsubpp -typemap /home/cpanrun/build/5.6.1/lib/5.6.1/ExtUtils/typemap ORCA.xs > ORCA.xsc && mv ORCA.xsc ORCA.c Please specify prototyping behavior for ORCA.xs (see perlxs manual) gcc -c -DUSE_REENTRANT_API -D_GNU_SOURCE -D_REENTRANT -fno-strict-aliasing -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -O2 -DVERSION=\"0.05\" -DXS_VERSION=\"0.05\" -fpic -I/home/cpanrun/build/5.6.1/lib/5.6.1/i686-linux-thread-multi/CORE ORCA.c ORCA.xs:12: windows.h: No such file or directory ORCA.xs:14: pborca.h: No such file or directory make: *** [ORCA.o] Error 1