
plglevel: Get the (current) run level 

DESCRIPTION:

	Get the (current) run level. Valid settings are: 0,  uninitialized 
		1,	initialized 
		2,	viewport defined 
		3,	world coords defined 


SYNOPSIS:

plglevel(p_level)

ARGUMENTS:

    p_level (PLINT *, output) :    Pointer to the run level. 
