Version 5.016003 at d:/Users/lanx/pm/core_sleep.pl line 4.
Prototype;$ at d:/Users/lanx/pm/core_sleep.pl line 5.
start wrapper 3 at d:/Users/lanx/pm/core_sleep.pl line 16.
total sleep( 3 ) at d:/Users/lanx/pm/core_sleep.pl line 26.