There are currently eight items which can be returned. Most are from a common noticeboard area but GLOBAL_BASE is an address within the address space of the caller. Unless otherwise stated, all are integers.
CHAN = Channel to open noticeboard file (zero if not open) DEFN_SIZE = Size of definition part of noticeboard FILE_SIZE = Size of noticeboard definition file GLOBAL_BASE = Address of noticeboard start MODIFIED = Total number of times values have been modified PID = PID of owner of this noticeboard SECTION_SIZE = Total size of noticeboard including data VERSION = Software version creating file / noticeboard
’s value. Declared as pointer to integer, but may be coerced to pointer to real.
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