fix posix require

knixeur · Guillermo Bonvehí · commit e31300260938 · 2019-05-02T15:41:25.000-03:00
diff --git a/test/integration/runtests.lua b/test/integration/runtests.lua
@@ -1,5 +1,5 @@
 # on Debian in lua-posix
-require "posix"
+local posix = require "posix"
 
 function sleep(sec)
     os.execute("sleep " .. tonumber(sec))
