General mdoc(7) and typo fixes.

PR:		167776
Submitted by:	Nobuyuki Koganemaru (kogane!jp.freebsd.org)
MFC after:	3 days

1 files changed, 8 insertions, 4 deletions

diff --git a/share/man/man4/ip.4 b/share/man/man4/ip.4
index cf16d6543928..50a11c38631c 100644
--- a/share/man/man4/ip.4
+++ b/share/man/man4/ip.4
@@ -215,7 +215,8 @@ before transmission.
 This is in contrast to the default behavior of the
 system, which is to transmit undirected broadcasts
 via the first network interface with the
-.Dv IFF_BROADCAST flag set.
+.Dv IFF_BROADCAST
+flag set.
 .Pp
 This option allows applications to choose which
 interface is used to transmit an undirected broadcast
@@ -235,12 +236,14 @@ sendto(s, msg, sizeof(msg), 0, &sin, sizeof(sin));
 .Ed
 .Pp
 It is the application's responsibility to set the
-.Dv IP_TTL option
+.Dv IP_TTL
+option
 to an appropriate value in order to prevent broadcast storms.
 The application must have sufficient credentials to set the
 .Dv SO_BROADCAST
 socket level option, otherwise the
-.Dv IP_ONESBCAST option has no effect.
+.Dv IP_ONESBCAST
+option has no effect.
 .Pp
 If the
 .Dv IP_BINDANY
@@ -851,4 +854,5 @@ Before
 packets received on raw IP sockets had the
 .Va ip_hl
 subtracted from the
-.Va ip_len field.
+.Va ip_len
+field.