SSL_library_init() must be called before any other action takes place.
-=head1 IMPORTANT
+=head1 WARNING
SSL_library_init() only registers ciphers. Another important initialization
is the seeding of the PRNG (Pseudo Random Number Generator), which has to
for the required condition. When using a buffering BIO, like a BIO pair, data
must be written into or retrieved out of the BIO before being able to continue.
-=head1 IMPORTANT
+=head1 WARNING
When an SSL_read() operation has to be repeated because of
B<SSL_ERROR_WANT_READ> or B<SSL_ERROR_WANT_WRITE>, it must be repeated
for the required condition. When using a buffering BIO, like a BIO pair, data
must be written into or retrieved out of the BIO before being able to continue.
-=head1 IMPORTANT
+=head1 WARNING
When an SSL_write() operation has to be repeated because of
B<SSL_ERROR_WANT_READ> or B<SSL_ERROR_WANT_WRITE>, it must be repeated