remove unused includes

This patch removes includes that are not used. The removals were found with
include-what-you-use which checks if any of the symbols from a header is
in use.

src/resolve/resolved-dns-cache.h

@@ -21,7 +21,6 @@
   along with systemd; If not, see <http://www.gnu.org/licenses/>.
 ***/
 
-#include <sys/types.h>
 
 #include "hashmap.h"
 #include "prioq.h"

src/resolve/resolved-dns-domain.h

@@ -21,7 +21,6 @@
 
 #pragma once
 
-#include <sys/types.h>
 
 #include "hashmap.h"
 #include "in-addr-util.h"

src/resolve/resolved-dns-packet.h

@@ -21,7 +21,6 @@
   along with systemd; If not, see <http://www.gnu.org/licenses/>.
  ***/
 
-#include <inttypes.h>
 
 #include "macro.h"
 #include "sparse-endian.h"

src/resolve/resolved-dns-query.c

@@ -19,10 +19,8 @@
   along with systemd; If not, see <http://www.gnu.org/licenses/>.
 ***/
 
-#include "af-list.h"
 
 #include "resolved-dns-query.h"
-#include "resolved-dns-domain.h"
 
 /* How long to wait for the query in total */
 #define QUERY_TIMEOUT_USEC (30 * USEC_PER_SEC)

src/resolve/resolved-dns-query.h

@@ -21,21 +21,15 @@
   along with systemd; If not, see <http://www.gnu.org/licenses/>.
 ***/
 
-#include <inttypes.h>
 
 #include "sd-bus.h"
-#include "util.h"
 #include "set.h"
 
 typedef struct DnsQuery DnsQuery;
 
-#include "resolved-dns-scope.h"
-#include "resolved-dns-rr.h"
 #include "resolved-dns-question.h"
 #include "resolved-dns-answer.h"
 #include "resolved-dns-stream.h"
-#include "resolved-dns-transaction.h"
-#include "resolved-manager.h"
 
 struct DnsQuery {
         Manager *manager;

src/resolve/resolved-dns-rr.h

@@ -21,10 +21,8 @@
   along with systemd; If not, see <http://www.gnu.org/licenses/>.
  ***/
 
-#include <inttypes.h>
 #include <netinet/in.h>
 
-#include "util.h"
 #include "hashmap.h"
 #include "in-addr-util.h"
 #include "dns-type.h"

src/resolve/resolved-dns-scope.h

@@ -27,11 +27,8 @@ typedef struct DnsScope DnsScope;
 
 #include "resolved-dns-server.h"
 #include "resolved-dns-packet.h"
-#include "resolved-dns-query.h"
 #include "resolved-dns-cache.h"
 #include "resolved-dns-zone.h"
-#include "resolved-dns-stream.h"
-#include "resolved-manager.h"
 #include "resolved-link.h"
 
 typedef enum DnsScopeMatch {

src/resolve/resolved-dns-server.h

@@ -32,7 +32,6 @@ typedef enum DnsServerType {
         DNS_SERVER_LINK,
 } DnsServerType;
 
-#include "resolved-manager.h"
 #include "resolved-link.h"
 
 struct DnsServer {

src/resolve/resolved-dns-stream.h

@@ -27,7 +27,6 @@ typedef struct DnsStream DnsStream;
 
 #include "resolved-dns-packet.h"
 #include "resolved-dns-transaction.h"
-#include "resolved-manager.h"
 
 struct DnsStream {
         Manager *manager;

src/resolve/resolved-dns-transaction.h

@@ -40,11 +40,9 @@ enum DnsTransactionState {
 };
 
 #include "resolved-dns-scope.h"
-#include "resolved-dns-rr.h"
 #include "resolved-dns-packet.h"
 #include "resolved-dns-question.h"
 #include "resolved-dns-answer.h"
-#include "resolved-dns-stream.h"
 
 struct DnsTransaction {
         DnsScope *scope;

src/resolve/resolved-link.h

@@ -29,8 +29,6 @@
 typedef struct Link Link;
 typedef struct LinkAddress LinkAddress;
 
-#include "resolved-dns-server.h"
-#include "resolved-dns-scope.h"
 #include "resolved-dns-rr.h"
 #include "resolved-manager.h"
 

src/resolve/resolved-manager.c

@@ -19,18 +19,13 @@
   along with systemd; If not, see <http://www.gnu.org/licenses/>.
  ***/
 
-#include <arpa/inet.h>
 #include <resolv.h>
-#include <net/if.h>
 #include <sys/ioctl.h>
 #include <poll.h>
 #include <netinet/in.h>
 
 #include "rtnl-util.h"
-#include "event-util.h"
-#include "network-util.h"
 #include "network-internal.h"
-#include "conf-parser.h"
 #include "socket-util.h"
 #include "af-list.h"
 #include "utf8.h"

src/resolve/resolved-manager.h

@@ -24,9 +24,7 @@
 #include "sd-event.h"
 #include "sd-network.h"
 #include "sd-rtnl.h"
-#include "util.h"
 #include "list.h"
-#include "in-addr-util.h"
 #include "hashmap.h"
 
 typedef struct Manager Manager;
@@ -41,8 +39,6 @@ enum Support {
 };
 
 #include "resolved-dns-query.h"
-#include "resolved-dns-server.h"
-#include "resolved-dns-scope.h"
 #include "resolved-dns-stream.h"
 #include "resolved-link.h"
 

src/resolve/resolved.c

@@ -22,7 +22,6 @@
 #include "sd-event.h"
 #include "sd-daemon.h"
 #include "mkdir.h"
-#include "label.h"
 #include "capability.h"
 #include "selinux-util.h"
 

src/resolve/test-dns-domain.c

@@ -19,7 +19,6 @@
   along with systemd; If not, see <http://www.gnu.org/licenses/>.
  ***/
 
-#include "log.h"
 #include "macro.h"
 #include "resolved-dns-domain.h"