*: rename ATTRIBUTE_XXX to just XXX.

diff --git a/miscutils/time.c b/miscutils/time.c
index cce7d5b..d8b8aa0 100644
--- a/miscutils/time.c
+++ b/miscutils/time.c
@@ -396,7 +396,7 @@
 }
 
 int time_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
-int time_main(int argc ATTRIBUTE_UNUSED, char **argv)
+int time_main(int argc UNUSED_PARAM, char **argv)
 {
 	resource_t res;
 	const char *output_format = default_format;