Index: arch.c =================================================================== RCS file: /cvs/src/usr.bin/arch/arch.c,v retrieving revision 1.17 diff -u -p -r1.17 arch.c --- arch.c 7 Dec 2015 18:11:37 -0000 1.17 +++ arch.c 9 Apr 2016 15:04:14 -0000 @@ -29,6 +29,7 @@ #include <stdlib.h> #include <string.h> #include <unistd.h> +#include <err.h>
static void __dead usage(void); @@ -40,6 +41,9 @@ main(int argc, char *argv[]) extern char *__progname; int short_form = 0, c; char *arch, *opts; + + if (pledge("stdio", NULL) == -1) + err(1, "pledge"); machine = strcmp(__progname, "machine") == 0; if (machine) { --- HLG