Compare getopt_long return value against -1, not EOF. Use NULL, not '(int *) 0' as last parameter in getopt_long call.

1 files changed, 1 insertions, 2 deletions

diff --git a/src/tr.c b/src/tr.c
index dcd40aa97..da0f01b15 100644
--- a/src/tr.c
+++ b/src/tr.c
@@ -1837,8 +1837,7 @@ main (int argc, char **argv)
   bindtextdomain (PACKAGE, LOCALEDIR);
   textdomain (PACKAGE);
 
-  while ((c = getopt_long (argc, argv, "cdst", long_options,
-			   (int *) 0)) != EOF)
+  while ((c = getopt_long (argc, argv, "cdst", long_options, NULL)) != -1)
     {
       switch (c)
 	{