syscall(num [, args...]) â integer
Instance Public methods
Calls the operating system function identified by _num_ and
returns the result of the function or raises SystemCallError if
it failed.
Arguments for the function can follow _num_. They must be either
+String+ objects or +Integer+ objects. A +String+ object is passed
as a pointer to the byte sequence. An +Integer+ object is passed
as an integer whose bit size is same as a pointer.
Up to nine parameters may be passed (14