catv: suppress compiler warning

The warning was:
warning: typedef 'BUG_const_mismatch' locally defined but not used [-Wunused-local-typedefs]

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

1 files changed, 9 insertions, 7 deletions

diff --git a/coreutils/catv.c b/coreutils/catv.c
index e3499c597..6bb73ba63 100644
--- a/coreutils/catv.c
+++ b/coreutils/catv.c
@@ -20,20 +20,22 @@
 
 #include "libbb.h"
 
-int catv_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
-int catv_main(int argc UNUSED_PARAM, char **argv)
-{
-        int retval = EXIT_SUCCESS;
-        int fd;
-        unsigned opts;
 #define CATV_OPT_e (1<<0)
 #define CATV_OPT_t (1<<1)
 #define CATV_OPT_v (1<<2)
-        typedef char BUG_const_mismatch[
+struct BUG_const_mismatch {
+        char BUG_const_mismatch[
                 CATV_OPT_e == VISIBLE_ENDLINE && CATV_OPT_t == VISIBLE_SHOW_TABS
                 ? 1 : -1
         ];
+};
 
+int catv_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
+int catv_main(int argc UNUSED_PARAM, char **argv)
+{
+        int retval = EXIT_SUCCESS;
+        int fd;
+        unsigned opts;
         opts = getopt32(argv, "etv");
         argv += optind;
 #if 0 /* These consts match, we can just pass "opts" to visible() */