Is op code supported?
# DESCRIPTION
The function [io_uring_opcode_supported] allows the caller to
determine if the passed in *opcode* belonging to the *probe* param is
supported. An instance of the io_uring_probe instance can be obtained by
calling the function [io_uring_get_probe].
# RETURN VALUE
On success it returns 1, otherwise it returns 0.
# SEE ALSO
[io_uring_get_probe]