netdevice.7, packet.7, udp.7: grfix

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>

man7/netdevice.7

@@ -70,7 +70,7 @@ to the name of the interface.
 All other members of the structure may
 share memory.
 .SS Ioctls
-If an ioctl is marked as privileged then using it requires an effective
+If an ioctl is marked as privileged, then using it requires an effective
 user ID of 0 or the
 .B CAP_NET_ADMIN
 capability.
@@ -302,10 +302,10 @@ Overflow is not an error.
 Most protocols support their own ioctls to configure protocol-specific
 interface options.
 See the protocol man pages for a description.
-For configuring IP addresses see
+For configuring IP addresses, see
 .BR ip (7).
 .PP
-In addition some devices support private ioctls.
+In addition, some devices support private ioctls.
 These are not described here.
 .SH NOTES
 Strictly speaking,

man7/packet.7

@@ -226,7 +226,7 @@ and
 sets the socket up to receive all multicast packets arriving at
 the interface.
 
-In addition the traditional ioctls
+In addition, the traditional ioctls
 .BR SIOCSIFFLAGS ,
 .BR SIOCADDMULTI ,
 .B SIOCDELMULTI
@@ -434,7 +434,7 @@ Argument is a
 variable.
 .\" FIXME Document SIOCGSTAMPNS
 
-In addition all standard ioctls defined in
+In addition, all standard ioctls defined in
 .BR netdevice (7)
 and
 .BR socket (7)
@@ -478,7 +478,7 @@ Interface address contained an invalid interface index.
 .B EPERM
 User has insufficient privileges to carry out this operation.
 
-In addition other errors may be generated by the low-level driver.
+In addition, other errors may be generated by the low-level driver.
 .SH VERSIONS
 .B AF_PACKET
 is a new feature in Linux 2.2.

man7/udp.7

@@ -233,7 +233,7 @@ to distinguish these cases.
 Returns the number of data bytes in the local send queue.
 Only supported with Linux 2.4 and above.
 .PP
-In addition all ioctls documented in
+In addition, all ioctls documented in
 .BR ip (7)
 and
 .BR socket (7)