Dear Maintainer,

  Add __attribute__ ((fallthrough));

  Add "break" after an "nn_exit()" as the compiler can't know,
that the next code is never reached.

Signed-off-by: Bjarni Ingi Gislason <bjarniig@rhi.hi.is>
---
 nn.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/nn.c b/nn.c
index 7c77057..7bc2779 100644
--- a/nn.c
+++ b/nn.c
@@ -303,6 +303,7 @@ read_news(flag_type access_mode, char *mask)
 			break;
 		    case 0:
 			gh = group_sequence;
+			__attribute__ ((fallthrough));
 		    default:
 			after_loop = prev;
 			continue;
@@ -1107,6 +1108,7 @@ nnspew:
 		    prt_unread((char *) NULL);
 	    }
 	    nn_exit(unread_articles ? 0 : 99);
+	    break; /* added to silence warning about possible fall through */
 	    /* NOTREACHED */

 	case I_AM_TIDY: