Checking if your kit is complete... Looks good Writing Makefile for Algorithm::FEC cp FEC.pm blib/lib/Algorithm/FEC.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 -typemap typemap FEC.xs > FEC.xsc && mv FEC.xsc FEC.c gcc -c -DUSE_REENTRANT_API -D_POSIX_PTHREAD_SEMANTICS -D_REENTRANT -fno-strict-aliasing -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -O -DVERSION=\"0.5\" -DXS_VERSION=\"0.5\" -fPIC -I/export/home/cpanrun/build/5.6.1/lib/5.6.1/sun4-solaris-thread-multi/CORE FEC.c gcc -c -DUSE_REENTRANT_API -D_POSIX_PTHREAD_SEMANTICS -D_REENTRANT -fno-strict-aliasing -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -O -DVERSION=\"0.5\" -DXS_VERSION=\"0.5\" -fPIC -I/export/home/cpanrun/build/5.6.1/lib/5.6.1/sun4-solaris-thread-multi/CORE fec8.c In file included from fec8.c:7: fec_imp.h:39: stdint.h: No such file or directory make: *** [fec8.o] Error 1