+% \item[\errcode{EMEDIUMTYPE} \textit{Wrong medium type}.]
+% \item[\errcode{ENOKEY} \textit{Required key not available}.]
+% \item[\errcode{EKEYEXPIRED} \textit{Key has expired}.]
+% \item[\errcode{EKEYREVOKED} \textit{Key has been revoked}.]
+% \item[\errcode{EKEYREJECTED} \textit{Key was rejected by service}.]
+%/* for robust mutexes */
+% \item[\errcode{EOWNERDEAD} \textit{Owner died}.]
+% \item[\errcode{ENOTRECOVERABLE} \textit{State not recoverable}.]
+% \item[\errcode{ERFKILL} \textit{Operation not possible due to RF-kill}.]
+% \item[\errcode{EHWPOISON} \textit{Memory page has hardware error}.]
+