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-rw-r--r--deps/openssl/openssl/doc/crypto/BN_new.pod4
1 files changed, 3 insertions, 1 deletions
diff --git a/deps/openssl/openssl/doc/crypto/BN_new.pod b/deps/openssl/openssl/doc/crypto/BN_new.pod
index ab7a105e3a..d446603191 100644
--- a/deps/openssl/openssl/doc/crypto/BN_new.pod
+++ b/deps/openssl/openssl/doc/crypto/BN_new.pod
@@ -30,10 +30,12 @@ to the value 0.
BN_free() frees the components of the B<BIGNUM>, and if it was created
by BN_new(), also the structure itself. BN_clear_free() additionally
overwrites the data before the memory is returned to the system.
+If B<a> is NULL, nothing is done.
=head1 RETURN VALUES
-BN_new() returns a pointer to the B<BIGNUM>. If the allocation fails,
+BN_new() returns a pointer to the B<BIGNUM> initialised to the value 0.
+If the allocation fails,
it returns B<NULL> and sets an error code that can be obtained
by L<ERR_get_error(3)|ERR_get_error(3)>.