2015-06-06 15:08:33 (UTC-03:00)

Marcel Rodrigues <marcelgmr@gmail.com>

Minor changes in comment.

diff --git a/rover.c b/rover.c
index 992c0c1..a63da4b 100644
--- a/rover.c
+++ b/rover.c
@@ -249,8 +249,8 @@ sync_signals()
     }
 }
 
-/* This function should be used in place of getch().
- * It handles signals while waiting for user input. */
+/* This function must be used in place of getch().
+   It handles signals while waiting for user input. */
 static int
 rover_getch()
 {