Fix typo in parse-options-or-exit
    
        | author | Steve Losh <steve@stevelosh.com> | 
    
        | date | Thu, 30 Jan 2020 19:25:29 -0500 | 
    
    
        | parents | a89bfa97236f | 
    
        | children | 5d5c09688c11 | 
    
        | branches/tags | (none) | 
    
        | files | src/main.lisp | 
Changes
    
--- a/src/main.lisp	Tue Jan 14 19:14:02 2020 -0500
+++ b/src/main.lisp	Thu Jan 30 19:25:29 2020 -0500
@@ -499,7 +499,7 @@
   See the full documentation for more information.
 
   "
-  (handler-case (adopt:parse-options ui)
+  (handler-case (adopt:parse-options interface)
     (error (c) (adopt:print-error-and-exit c))))