1 files changed, 4 insertions, 0 deletions
diff --git a/tests/test-unsetenv.c b/tests/test-unsetenv.c
index 11af82c991..2815cf3a39 100644
--- a/tests/test-unsetenv.c
+++ b/tests/test-unsetenv.c
@@ -57,9 +57,13 @@ main (void)
   errno = 0;
   ASSERT (unsetenv ("a=b") == -1);
   ASSERT (errno == EINVAL);
+#if 0
+  /* glibc and gnulib's implementation guarantee this, but POSIX no
+     longer requires it: http://austingroupbugs.net/view.php?id=185  */
   errno = 0;
   ASSERT (unsetenv (NULL) == -1);
   ASSERT (errno == EINVAL);
+#endif
 
   return 0;
 }