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-rw-r--r--lib/unicorn/select_waiter.rb1
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/unicorn/select_waiter.rb b/lib/unicorn/select_waiter.rb
index cb84aab..d11ea57 100644
--- a/lib/unicorn/select_waiter.rb
+++ b/lib/unicorn/select_waiter.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: false
 # fallback for non-Linux and Linux <4.5 systems w/o EPOLLEXCLUSIVE
 class Unicorn::SelectWaiter # :nodoc:
   def get_readers(ready, readers, timeout) # :nodoc: