$foo .= $bar doesn't warn if $foo is undefined, so simplify code.
[p5sagit/p5-mst-13.2.git] / lib / Thread /
drwxr-xr-x ..
-rw-r--r-- Queue.pm
-rw-r--r-- Queue.t
-rw-r--r-- Semaphore.pm
-rw-r--r-- Semaphore.t