s2i_ASN1_INTEGER.3: minor fixes

Fix botched Xr and be more precise about errors by being less precise.
Add a BUGS section.

diff --git a/lib/libcrypto/man/s2i_ASN1_INTEGER.3 b/lib/libcrypto/man/s2i_ASN1_INTEGER.3
index d3d6a16..dd990ff 100644 (file)
--- a/lib/libcrypto/man/s2i_ASN1_INTEGER.3
+++ b/lib/libcrypto/man/s2i_ASN1_INTEGER.3
@@ -1,4 +1,4 @@
-.\" $OpenBSD: s2i_ASN1_INTEGER.3,v 1.2 2023/04/20 18:54:47 tb Exp $
+.\" $OpenBSD: s2i_ASN1_INTEGER.3,v 1.3 2023/04/21 12:28:47 tb Exp $
 .\"
 .\" Copyright (c) 2023 Theo Buehler <tb@openbsd.org>
 .\"
@@ -14,7 +14,7 @@
 .\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 .\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 .\"
-.Dd $Mdocdate: April 20 2023 $
+.Dd $Mdocdate: April 21 2023 $
 .Dt I2S_ASN1_INTEGER 3
 .Os
 .Sh NAME
@@ -151,7 +151,7 @@ The
 .Fa method
 argument can be provided by application programs or it can be a
 default method obtained from
-.Xr X509V3_EXT_METHOD_get_nid 3 .
+.Xr X509V3_EXT_get_nid 3 .
 The default
 .Fa methods
 corresponding to the following
@@ -182,7 +182,7 @@ returns an
 .Vt ASN1_OCTET_STRING ,
 or NULL on error.
 .Pp
-Error codes can be obtained by
+Error codes can sometimes be obtained by
 .Xr ERR_get_error 3 .
 .Sh SEE ALSO
 .Xr ASN1_INTEGER_new 3 ,
@@ -193,3 +193,7 @@ Error codes can be obtained by
 These functions first appeared in OpenSSL 0.9.4 and
 have been available since
 .Ox 2.6 .
+.Sh BUGS
+Of these functions at least
+.Fn s2i_ASN1_OCTET_STRING
+can succeed while setting an error and fail without setting an error.