number
The flag set of config options from janetconf.h which is used to
check if native modules are compatible with the host program.
# Janet v1.42.0 -- See %src/include/janet.h.
(defn set? [position ] (["not set" "set" ] (band janet/config-bits position )))
(printf ```
Configurations:
* NANBOX %s.
* SINGLE_THREADED %s.
* NANBOX_64_POINTER_SHIFT %s.``` (set? 0x1 ) (set? 0x2 ) (set? 0x4 ))