alias_number.i4.v = get_process_alias_number()

	This routine returns the process number of the calling program.
	If the alias is made up of any alphabetic characters at its end,
	a value of CBS_INVNAME is returned.

	This function returns status values as follows:

	CBS_INVNAME		current alias is invalid
	otherwise		process alias number

	This function requires the following include files:

	cbslib_h, acnet_errors_h

	Related functions:

	get_process_alias, set_process_alias, get_process_number,
	get_process_name, is_test_page, get_task_c, get_task_name_c

	C/C++ usage:

	int	alias_number;

	alias_number = get_process_alias_number();