added CHECK_EOF to work around warnings about EOF and -1 being the same

1 files changed, 1 insertions, 1 deletions

diff --git a/plugins/check_dig.c b/plugins/check_dig.c
index 9ea19e6a..9ec8028a 100644
--- a/plugins/check_dig.c
+++ b/plugins/check_dig.c
@@ -284,7 +284,7 @@ check_dig_config_wrapper process_arguments(int argc, char **argv) {
                 int option_index =
                         getopt_long(argc, argv, "hVvt:l:H:w:c:T:p:a:A:E:X:46", longopts, &option);
 
-                if (option_index == -1 || option_index == EOF) {
+                if (CHECK_EOF(option_index)) {
                         break;
                 }