!
*ACTION:*	declare a procedure with its prototype (may be external or declared in advance) declare a procedure with its prototype (may be external or declared in advance)
*EXAMPLE:*	! fun(float a,b,c,d) as float ! function fun(float a,b,c,d) as float declare fun(float a,b,c,d) as float declare function fun(float a,b,c,d) as float
*REMARKS:*	There is a wide range of options for Declare statements. Please look at the examples and header files. There is a wide range of options for Declare statements. Please look at the examples and header files.
*RELATED:*	declare library lib alias dim ! library lib alias dim