uname: use wider integer for option bits

diff --git a/coreutils/uname.c b/coreutils/uname.c
index 8e51aa8..cd0218a 100644 (file)
--- a/coreutils/uname.c
+++ b/coreutils/uname.c
@@ -80,7 +80,7 @@ int uname_main(int argc UNUSED_PARAM, char **argv)
        const char *unknown_str = "unknown";
        const char *fmt;
        const unsigned short *delta;
-       char toprint;
+       unsigned toprint;
 
        toprint = getopt32(argv, options);