The result of getopt() is "int" and should be treated as such

1 files changed, 1 insertions, 1 deletions

diff --git a/date.c b/date.c
index b6fc6c686..e0f0f3129 100644
--- a/date.c
+++ b/date.c
@@ -148,7 +148,7 @@ int date_main(int argc, char **argv)
 	char *date_str = NULL;
 	char *date_fmt = NULL;
 	char *t_buff;
-	char c;
+	int c;
 	int set_time = 0;
 	int rfc822 = 0;
 	int utc = 0;