File 04_rungetty-use_signed_int.patch of Package rungetty
Index: rungetty-1.2/rungetty.c
===================================================================
--- rungetty-1.2.orig/rungetty.c
+++ rungetty-1.2/rungetty.c
@@ -275,7 +275,7 @@ static void
do_prompt (void)
{
FILE *fd;
- char c;
+ signed int c;
write (1, "\n", 1); /* start a new line */
if ((fd = fopen (ISSUE, "r")))