1 files changed, 1 insertions, 0 deletions
diff --git a/ext/extmk.rb b/ext/extmk.rb
index 46a17074f4..5e13d9ffb0 100644
--- a/ext/extmk.rb
+++ b/ext/extmk.rb
@@ -140,6 +140,7 @@ def parse_args()
     # Only nmake puts flags together
     if $nmake == ?m
       grep(/^-(?!-).*#{'%c' % flag}/i) { return true }
+      false
     else
       include?('-%c' % flag)
     end