Checking if your kit is complete... Looks good Writing Makefile for Win32::Fmode cp lib/Win32/Fmode.pm blib/lib/Win32/Fmode.pm /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 Fmode.xs > Fmode.xsc && mv Fmode.xsc Fmode.c gcc -c -DUSE_REENTRANT_API -D_GNU_SOURCE -D_REENTRANT -fno-strict-aliasing -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -O2 -DVERSION=\"1.0.6\" -DXS_VERSION=\"1.0.6\" -fpic -I/home/cpanrun/build/5.6.1/lib/5.6.1/i686-linux-thread-multi/CORE Fmode.c Fmode.xs:6: STDIO.h: No such file or directory make: *** [Fmode.o] Error 1