[hackers] [ubase] Use explicit_bzero() in su || sin

[git]

commit 24d5c07d298d5681e2281e10d8a37106ee7f1eba
Author: sin <s...@2f30.org>
Date:   Wed Apr 30 12:26:27 2014 +0100

    Use explicit_bzero() in su

diff --git a/su.c b/su.c
index 9beb7d0..d51b1ae 100644
--- a/su.c
+++ b/su.c
@@ -35,7 +35,6 @@ main(int argc, char *argv[])
        struct spwd *spw;
        struct passwd *pw;
        uid_t uid;
-       int i;
 
        ARGBEGIN {
        case 'l':
@@ -81,8 +80,7 @@ main(int argc, char *argv[])
                        eprintf("getpass:");
 
                cryptpass = crypt(pass, spw->sp_pwdp);
-               for (i = 0; pass[i]; i++)
-                       pass[i] = '