Checking if your kit is complete...
Looks good
Writing Makefile for Crypt::OpenSSL::DSA
cp lib/Crypt/OpenSSL/DSA.pm blib/lib/Crypt/OpenSSL/DSA.pm
cp lib/Crypt/OpenSSL/DSA/Signature.pod blib/lib/Crypt/OpenSSL/DSA/Signature.pod
/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 -typemap typemap DSA.xs > DSA.xsc && mv DSA.xsc DSA.c
gcc -c  -DUSE_REENTRANT_API -D_GNU_SOURCE -D_REENTRANT -fno-strict-aliasing -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -O2   -DVERSION=\"0.13\" -DXS_VERSION=\"0.13\" -fpic -I/home/cpanrun/build/5.6.1/lib/5.6.1/i686-linux-thread-multi/CORE -DPERL5 DSA.c
DSA.xs:11: openssl/bn.h: No such file or directory
DSA.xs:12: openssl/err.h: No such file or directory
DSA.xs:13: openssl/pem.h: No such file or directory
DSA.xs:14: openssl/dsa.h: No such file or directory
DSA.xs:15: openssl/ssl.h: No such file or directory
make: *** [DSA.o] Error 1