Enforce openssl dependency.

package/openssh/Config.in

@@ -3,6 +3,7 @@
 config BR2_PACKAGE_OPENSSH
 	bool"openssh"
 	default n
+	select BR2_PACKAGE_OPENSSL
 	help
 	  Add help text here.
 

package/openssh/openssh.mk

@@ -65,7 +65,7 @@ $(TARGET_DIR)/usr/bin/ssh: $(OPENSSH_DIR)/ssh
 	chmod a+x $(TARGET_DIR)/etc/init.d/S50sshd
 	rm -rf $(TARGET_DIR)/usr/info $(TARGET_DIR)/usr/man $(TARGET_DIR)/usr/share/doc
 
-openssh: $(TARGET_DIR)/usr/bin/ssh
+openssh: openssl $(TARGET_DIR)/usr/bin/ssh
 
 openssh-source: $(DL_DIR)/$(OPENSSH_SOURCE)