STDOUT print 1.
Parent is PID 1996
STDOUT print 2.
STDOUT print 3.
STDOUT print 4.
DEBUG: select on 1 handles.
CHILD PID: -1860
Parent DEBUG: 0 handles readable.
DEBUG: select on 1 handles.
Parent DEBUG: 1 handles readable.
Parent read GLOB(0x1b2cee8): STDOUT print 5.
DEBUG: select on 1 handles.
Parent DEBUG: 1 handles readable.
Parent read GLOB(0x1b2cee8): STDOUT print 4.