Checking if your kit is complete...
Looks good
Writing Makefile for Math::BigIntFast
cp BigIntFast.pm blib/lib/Math/BigIntFast.pm
Manifying blib/man3/Math::BigIntFast.3
No tests defined for Math::BigIntFast extension.
Installing /Users/cpanrun/build/5.10.0/html/site/lib/Math/BigIntFast.html
Installing /Users/cpanrun/build/5.10.0/site/lib/Math/BigIntFast.pm
Installing /Users/cpanrun/build/5.10.0/site/man/man3/Math::BigIntFast.3
Appending installation info to /Users/cpanrun/build/5.10.0/lib/perllocal.pod
make: *** [doc_update] Hangup