fixed

src/coreutils/setsid/setsid.c

@@ -3,8 +3,11 @@
 #include <stdlib.h>
 #include <errno.h>
 #include <unistd.h>
+#include "unused.h"
 
 int main(int argc, char **argv) {
+	UNUSED(argc);
+
 	if (argv[1] == NULL) {
 		printf("setsid [cmd] [arg1 arg2...]\n");
 		return 1;