(follow_mode_string): Use NULL, not `0'.

diff --git a/src/tail.c b/src/tail.c
index 1fbb1cf65ff26d75d0a522c5e088a0a21df70c40..9a94a4d8e781dd3191227ba3c822ad24da7ef5d9 100644 (file)
--- a/src/tail.c
+++ b/src/tail.c
@@ -90,7 +90,7 @@ enum Follow_mode
 
 static char const *const follow_mode_string[] =
 {
-  "descriptor", "name", 0
+  "descriptor", "name", NULL
 };
 
 static enum Follow_mode const follow_mode_map[] =