- the preferred way to write a NULL pointer constant is with NULL

- whitespace nit

Reviewed by:	glebius

lib/libc/net/getnetent.3

@@ -73,7 +73,7 @@ The order of the lookups is controlled by the
 `networks' entry in
 .Xr nsswitch.conf 5 .
 .Bd -literal -offset indent
-struct	netent {
+struct netent {
 	char		*n_name;	/* official name of net */
 	char		**n_aliases;	/* alias list */
 	int		n_addrtype;	/* net number type */
@@ -142,8 +142,7 @@ Network numbers are supplied in host order.
 .It Pa /etc/resolv.conf
 .El
 .Sh DIAGNOSTICS
-Null pointer
-(0) returned on
+Null pointer returned on
 .Dv EOF
 or error.
 .Sh SEE ALSO

lib/libc/net/getprotoent.3

@@ -65,7 +65,7 @@ containing the broken-out
 fields of a line in the network protocol data base,
 .Pa /etc/protocols .
 .Bd -literal -offset indent
-struct	protoent {
+struct protoent {
 	char	*p_name;	/* official name of protocol */
 	char	**p_aliases;	/* alias list */
 	int	p_proto;	/* protocol number */
@@ -117,8 +117,7 @@ or until
 .Dv EOF
 is encountered.
 .Sh RETURN VALUES
-Null pointer
-(0) returned on
+Null pointer returned on
 .Dv EOF
 or error.
 .Sh FILES

lib/libc/net/getservent.3

@@ -65,7 +65,7 @@ containing the broken-out
 fields of a line in the network services data base,
 .Pa /etc/services .
 .Bd -literal -offset indent
-struct	servent {
+struct servent {
 	char	*s_name;	/* official name of service */
 	char	**s_aliases;	/* alias list */
 	int	s_port;		/* port service resides at */
@@ -130,8 +130,7 @@ searches must also match the protocol.
 .It Pa /etc/services
 .El
 .Sh DIAGNOSTICS
-Null pointer
-(0) returned on
+Null pointer returned on
 .Dv EOF
 or error.
 .Sh SEE ALSO