#/opt/perl/bin/perl -E 'use Crypt::RSA::Key; my($pari,$big) = ($Math::Pari::VERSION, $Math::BigInt::VERSION); my $lib = Math::BigInt->config()->{lib} if $big; printf "Using %s\n", $pari ? "Pari $pari" : $big ? "BigInt with $lib" : "???";'
Using BigInt with Math::BigInt::GMP

##</code><code>##

my $ct = $pgp->encrypt( Filename => 'plain.txt', Recipients => $key, Cipher => 'DES3' ) or die "Encryption failed: ", $pgp->errstr;

##</code><code>##

#truss ./encrypt_openpgp.pl 2>&1  | grep open | grep Pari
open64("/opt/perl-5.26.0/lib/site_perl/5.26.0/sun4-solaris-thread-multi/Math/Pari.pm", O_RDONLY) = 4
open("/opt/perl-5.26.0/lib/site_perl/5.26.0/sun4-solaris-thread-multi/auto/Math/Pari/Pari.so", O_RDONLY) = 4

##</code><code>##

./encrypt_openpgp.pl
No random source available! at /opt/perl-5.26.0/lib/site_perl/5.26.0/Crypt/OpenPGP/Util.pm line 111.

##</code><code>##


 sub get_random_bytes {
103         my $length = shift;
104         if (eval 'require Crypt::Random; 1;') {
105                 return Crypt::Random::makerandom_octet( Length => $length);
106         }
107         elsif (eval 'require Bytes::Random::Secure; 1;') {
108                 return Bytes::Random::Secure::random_bytes($length);
109         }
110         else {
111                 die "No random source available!";
112         }
113 }