1 files changed, 5 insertions, 12 deletions

diff --git a/coreutils/env.c b/coreutils/env.c
index db13b3aed..eb761e9e9 100644
--- a/coreutils/env.c
+++ b/coreutils/env.c
@@ -44,20 +44,13 @@ extern int env_main(int argc, char** argv)
 {
         char **ep, *p;
         char *cleanenv[1] = { NULL };
-        int ch;
+        unsigned long opt;
 
-        while ((ch = getopt(argc, argv, "iu:")) > 0) {
-                switch(ch) {
-                case 'i':
+        opt = bb_getopt_ulflags(argc, argv, "iu:", &p);
+        if(opt & 1)
                         environ = cleanenv;
-                        break;
-                case 'u':
-                        unsetenv(optarg);
-                        break;
-                default:
-                        bb_show_usage();
-                }
-        }
+        if(opt & 2)
+                unsetenv(p);
 
         argv += optind;