.B EROFS
The socket inode would reside on a read-only filesystem.
.SH CONFORMING TO
-SVr4, 4.4BSD, POSIX.1-2001
+POSIX.1-2001, POSIX.1-2008, SVr4, 4.4BSD
.RB ( bind ()
first appeared in 4.2BSD).
.\" SVr4 documents an additional
.\" .B EISDIR
.\" UNIX-domain error conditions.
.SH NOTES
-POSIX.1-2001 does not require the inclusion of
+POSIX.1 does not require the inclusion of
.IR <sys/types.h> ,
and this header file is not required on Linux.
However, some historical (BSD) implementations required this header