Improve pages that briefly mentioned ERR - usually below SEE ALSO -

but failed to provide any real information.
OK tb@ jmc@

1 files changed, 4 insertions, 3 deletions

diff --git a/src/lib/libcrypto/man/PKCS7_sign_add_signer.3 b/src/lib/libcrypto/man/PKCS7_sign_add_signer.3
index 6dad880d45..41d57c2c26 100644
--- a/src/lib/libcrypto/man/PKCS7_sign_add_signer.3
+++ b/src/lib/libcrypto/man/PKCS7_sign_add_signer.3
@@ -1,4 +1,4 @@
-.\"     $OpenBSD: PKCS7_sign_add_signer.3,v 1.9 2019/06/06 01:06:59 schwarze Exp $
+.\"     $OpenBSD: PKCS7_sign_add_signer.3,v 1.10 2019/06/14 13:59:32 schwarze Exp $
 .\"     OpenSSL 99d63d46 Oct 26 13:56:48 2016 -0400
 .\"
 .\" This file was written by Dr. Stephen Henson <steve@openssl.org>.
@@ -49,7 +49,7 @@
 .\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
 .\" OF THE POSSIBILITY OF SUCH DAMAGE.
 .\"
-.Dd $Mdocdate: June 6 2019 $
+.Dd $Mdocdate: June 14 2019 $
 .Dt PKCS7_SIGN_ADD_SIGNER 3
 .Os
 .Sh NAME
@@ -170,8 +170,9 @@ returns an internal pointer to the
 structure just added or
 .Dv NULL
 if an error occurs.
+In some cases of failure, the reason can be determined with
+.Xr ERR_get_error 3 .
 .Sh SEE ALSO
-.Xr ERR_get_error 3 ,
 .Xr EVP_DigestInit 3 ,
 .Xr PKCS7_new 3 ,
 .Xr PKCS7_sign 3