=== modified file 'driver-ti.c'
--- driver-ti.c	2019-02-14 21:03:14 +0000
+++ driver-ti.c	2019-02-14 20:44:54 +0000
@@ -218,7 +218,7 @@
     if(ti->tk->ti_getstr_hook)
       value = (ti->tk->ti_getstr_hook)(name, value, ti->tk->ti_getstr_hook_data);
 
-    if(!value || value == (char*)-1 || !value[0])
+    if(!value || value == (char*)-1)
       continue;
 
     struct trie_node *node = NULL;