[hackers] [sbase] env: environ can never be NULL so don't check for it || sin

[git]

commit 1b32732887b575a553cdbe07555ab9526a716e00
Author:     sin <s...@2f30.org>
AuthorDate: Fri Nov 6 10:48:52 2015 +0000
Commit:     sin <s...@2f30.org>
CommitDate: Fri Nov 6 10:52:49 2015 +0000

    env: environ can never be NULL so don't check for it

diff --git a/env.c b/env.c
index d58f2dd..4da2630 100644
--- a/env.c
+++ b/env.c
@@ -22,8 +22,7 @@ main(int argc, char *argv[])
 
        ARGBEGIN {
        case 'i':
-               if (environ)
-                       *environ = NULL;
+               *environ = NULL;
                break;
        case 'u':
                unsetenv(EARGF(usage()));
@@ -42,7 +41,7 @@ main(int argc, char *argv[])
                _exit(126 + (savederrno == ENOENT));
        }
 
-       for (; environ && *environ; environ++)
+       for (; *environ; environ++)
                puts(*environ);
 
        return fshut(stdout, "<stdout>");