Encrypt should not require Lua

config.mk.in

@@ -18,6 +18,7 @@ WITH_PING ?= yes
 WITH_KILL ?= no
 
 # Do you want support for payload encryption with libsodium?
+# This requires WITH_LMDB to be configured.
 WITH_ENCRYPT ?= no
 
 # Do you want R_only support? (Probably not; this is for Hosted)

udata.h

@@ -35,9 +35,9 @@ struct udata {
 # ifdef WITH_LMDB
 	struct gcache *luadb;		/* lmdb named database 'luadb' */
 # endif
-# ifdef WITH_ENCRYPT
+#endif
+#ifdef WITH_ENCRYPT
 	struct gcache *keydb;		/* encryption keys */
-# endif
 #endif
 	char *label;			/* Server label */
 	char *geokey;			/* Google reverse-geo API key */