unbound: Use INSTALL_BIN/DATA for installation

The commands aliased by $(INSTALL_BIN) and $(INSTALL_DATA) set good
permissions, unlike a raw file copy.

Signed-off-by: Michael Hanselmann <public@hansmi.ch>

net/unbound/Makefile

@@ -122,14 +122,14 @@ endef
 
 define Build/InstallDev
 	$(INSTALL_DIR) $(1)/usr/include
-	$(CP) $(PKG_INSTALL_DIR)/usr/include/unbound.h $(1)/usr/include/
+	$(INSTALL_DATA) $(PKG_INSTALL_DIR)/usr/include/unbound.h $(1)/usr/include/
 	$(INSTALL_DIR) $(1)/usr/lib
-	$(CP) $(PKG_INSTALL_DIR)/usr/lib/libunbound.{so*,a,la} $(1)/usr/lib/
+	$(INSTALL_DATA) $(PKG_INSTALL_DIR)/usr/lib/libunbound.{so*,a,la} $(1)/usr/lib/
 endef
 
 define Package/unbound/install
 	$(INSTALL_DIR) $(1)/usr/sbin
-	$(CP) \
+	$(INSTALL_BIN) \
 		$(PKG_INSTALL_DIR)/usr/sbin/unbound \
 		$(PKG_INSTALL_DIR)/usr/sbin/unbound-checkconf \
 		$(1)/usr/sbin/
@@ -144,27 +144,27 @@ endef
 
 define Package/unbound-anchor/install
 	$(INSTALL_DIR) $(1)/usr/sbin
-	$(CP) $(PKG_INSTALL_DIR)/usr/sbin/unbound-anchor $(1)/usr/sbin/
+	$(INSTALL_BIN) $(PKG_INSTALL_DIR)/usr/sbin/unbound-anchor $(1)/usr/sbin/
 endef
 
 define Package/unbound-control/install
 	$(INSTALL_DIR) $(1)/usr/sbin
-	$(CP) $(PKG_INSTALL_DIR)/usr/sbin/unbound-control $(1)/usr/sbin/
+	$(INSTALL_BIN) $(PKG_INSTALL_DIR)/usr/sbin/unbound-control $(1)/usr/sbin/
 endef
 
 define Package/unbound-control-setup/install
 	$(INSTALL_DIR) $(1)/usr/sbin
-	$(CP) $(PKG_INSTALL_DIR)/usr/sbin/unbound-control-setup $(1)/usr/sbin/
+	$(INSTALL_BIN) $(PKG_INSTALL_DIR)/usr/sbin/unbound-control-setup $(1)/usr/sbin/
 endef
 
 define Package/unbound-host/install
 	$(INSTALL_DIR) $(1)/usr/sbin
-	$(CP) $(PKG_INSTALL_DIR)/usr/sbin/unbound-host $(1)/usr/sbin/
+	$(INSTALL_BIN) $(PKG_INSTALL_DIR)/usr/sbin/unbound-host $(1)/usr/sbin/
 endef
 
 define Package/libunbound/install
 	$(INSTALL_DIR) $(1)/usr/lib
-	$(CP) $(PKG_INSTALL_DIR)/usr/lib/libunbound.so.* $(1)/usr/lib/
+	$(INSTALL_DATA) $(PKG_INSTALL_DIR)/usr/lib/libunbound.so.* $(1)/usr/lib/
 endef
 
 $(eval $(call BuildPackage,unbound))