Checking if your kit is complete... Looks good Writing Makefile for Win32::StrictFileNames cp lib/Win32/StrictFileNames.pm blib/lib/Win32/StrictFileNames.pm /export/home/cpanrun/build/5.6.1/bin/perl -I/export/home/cpanrun/build/5.6.1/lib/5.6.1/sun4-solaris-thread-multi -I/export/home/cpanrun/build/5.6.1/lib/5.6.1 /export/home/cpanrun/build/5.6.1/lib/5.6.1/ExtUtils/xsubpp -typemap /export/home/cpanrun/build/5.6.1/lib/5.6.1/ExtUtils/typemap StrictFileNames.xs > StrictFileNames.xsc && mv StrictFileNames.xsc StrictFileNames.c Please specify prototyping behavior for StrictFileNames.xs (see perlxs manual) gcc -c -I. -DUSE_REENTRANT_API -D_POSIX_PTHREAD_SEMANTICS -D_REENTRANT -fno-strict-aliasing -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -O -DVERSION=\"0.01\" -DXS_VERSION=\"0.01\" -fPIC -I/export/home/cpanrun/build/5.6.1/lib/5.6.1/sun4-solaris-thread-multi/CORE StrictFileNames.c StrictFileNames.xs:7: windows.h: No such file or directory StrictFileNames.xs:8: ImageHlp.h: No such file or directory StrictFileNames.xs:9: tlhelp32.h: No such file or directory make: *** [StrictFileNames.o] Error 1