Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
.RB \*(lq afs:mykey \*(rq).
The
.I payload
-may be empty or
-.B NULL
-for keys of this type.
+may be empty or NULL for keys of this type.
.TP
.B \*(lqkeyring\*(rq
Keyrings are special key types that may contain links to sequences of other
keys of any type.
-If this interface is used to create a keyring, then a
-.B NULL
+If this interface is used to create a keyring, then a NULL
.I payload
should be specified, and
.I plen
On success
.BR add_key ()
returns the serial number of the key it created or updated.
-On error, the value
-.B -1
+On error, the value \-1
will be returned and errno will have been set to an appropriate error.
.SH ERRORS
.TP