portmap: install initscript

Thanks to patrick.ziegler@fh-kl.de in the mailing list for noticing.

Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>

package/portmap/portmap.mk

@@ -23,6 +23,8 @@ define PORTMAP_INSTALL_TARGET_CMDS
 		$(TARGET_DIR)/usr/share/man/man8/pmap_dump.8
 	$(INSTALL) -D $(@D)/pmap_set.8 \
 		$(TARGET_DIR)/usr/share/man/man8/pmap_set.8
+	$(INSTALL) -m 0755 package/portmap/S13portmap \
+		$(TARGET_DIR)/etc/init.d
 endef
 
 define PORTMAP_UNINSTALL_TARGET_CMDS