--- Phalanx-XXII.old/phalanx.c
+++ Phalanx-XXII/phalanx.c
@@ -382,7 +382,7 @@
 
 if( Sbook.f == NULL )
   if( Pbook.f == NULL )
-    printf("both [%s] and [%s]\n", SBOOK_FILE, PBOOK_FILE );
+    printf ("either [%s] or [%s]\n", SBOOK_FILE, PBOOK_FILE);
   else
     printf("[%s]\n", SBOOK_FILE );
 else