Checking if your kit is complete...
Looks good
Note (probably harmless): No library found for -lcrack
Writing Makefile for Crypt::Cracklib
/bin/sh -c true
/bin/sh -c true
cp Cracklib.pm blib/lib/Crypt/Cracklib.pm
/home/cpanrun/build/5.6.1/bin/perl "-Iinc" -I/home/cpanrun/build/5.6.1/lib/5.6.1/i686-linux-thread-multi  /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 Cracklib.xs > Cracklib.xsc && mv Cracklib.xsc Cracklib.c
Error: 'const char *' not in typemap in Cracklib.xs, line 19
Error: 'const char *' not in typemap in Cracklib.xs, line 20
Error: 'const char *' not in typemap in Cracklib.xs, line 27
make: *** [Cracklib.c] Error 1