X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?p=p5sagit%2Flocal-lib.git;a=blobdiff_plain;f=lib%2Flocal%2Flib.pm;h=f1a6dd682dede888021ad82a7d57c3777c73c7f6;hp=9a8e93fd36ccef5dddc18d230f65583fc814de2c;hb=f39aa2f9253fa8a04a286d37bb55fa704c2e806c;hpb=b37e5f4a03fd06e4369c89d257560798cb7c9417

diff --git a/lib/local/lib.pm b/lib/local/lib.pm
index 9a8e93f..f1a6dd6 100644
--- a/lib/local/lib.pm
+++ b/lib/local/lib.pm
@@ -321,8 +321,11 @@ sub environment_vars_string_for {
         && ${$value->[0]} eq $name) {
       next;
     }
-    if (!ref $value
-        && defined $value ? $value eq $ENV{$name} : !defined $ENV{$name}
+    if (
+        !ref $value
+        and defined $value
+          ? (defined $ENV{$name} && $value eq $ENV{$name})
+          : !defined $ENV{$name}
     ) {
       next;
     }