If the granularity requirements are not met,
.BR fallocate ()
fails with the error
-.BR EINVAL.
+.BR EINVAL .
If the
.I offset
is equal to or greater than the end of file, an error is returned.
and
.B FUTEX_TRYLOCK_PI
pair with
-.BR FUTEX_UNLOCK_PI.
+.BR FUTEX_UNLOCK_PI .
.B FUTEX_UNLOCK_PI
must be called only on a futex owned by the calling thread,
as defined by the value policy, otherwise the error
.RI ( buflen "\ >\ 256),"
the call either succeeds, returning a partially filled buffer,
or fails with the error
-.BR EINTR.
+.BR EINTR .
If the entropy pool has been initialized and the request size is small
.RI ( buflen "\ <=\ 256),"
then
specifying
.B PROT_READ
will implicitly add
-.BR PROT_EXEC.
+.BR PROT_EXEC .
.PP
On some hardware architectures (e.g., i386),
.B PROT_WRITE
.BR posix_spawnattr_setsigdefault (3),
.BR posix_spawnattr_setsigmask (3),
.BR pthread_atfork (3),
-.BR <spawn.h>,
+.IR <spawn.h> ,
Base Definitions volume of POSIX.1-2001,
.I http://www.opengroup.org/unix/online.html
RDS over RDMA has no relation to
.B AF_SMC
or
-.BR AF_XDP.
+.BR AF_XDP .
For further information see
.\" rds-tools: https://github.com/oracle/rds-tools/blob/master/rds.7
.\" rds-tools: https://github.com/oracle/rds-tools/blob/master/rds-rdma.7
of data link layer of ISO/OSI networking protocol stack
(since Linux 2.4);
has no relation to
-.BR AF_PACKET.
+.BR AF_PACKET .
See chapter
.I 13.5.3. Logical Link Control
in
and other
.BR SOL_ *
socket options are nonportable variants of
-.BR IPPROTO_ *.
+.BR IPPROTO_ * .
See also
.BR ip (7).
.SH BUGS
constant for
.B AF_INET
and
-.BR AF_INET6,
+.BR AF_INET6 ,
and to 0 otherwise.
.PP
If the
is a file descriptor returned by the
.BR bpf (2)
system call and must refer to a program of type
-.BR BPF_PROG_TYPE_SOCKET_FILTER.
+.BR BPF_PROG_TYPE_SOCKET_FILTER .
.IP
These options may be set multiple times for a given socket,
each time replacing the previous filter program.
and
.BR SO_ATTACH_REUSEPORT_EBPF
takes the same argument type as
-.BR SO_ATTACH_BPF.
+.BR SO_ATTACH_BPF .
.IP
UDP support for this feature is available since Linux 4.5;
TCP support is available since Linux 4.6.