Error: undeclared identifier: 'csize_t'

[enthus1ast]

[david@eb ping-pong]$ pwd
/home/david/cat-400/c4/examples/ping-pong
[david@eb ping-pong]$ nim c -r project.nim
Hint: used config file '/home/david/Nim/config/nim.cfg' [Conf]
Hint: used config file '/home/david/Nim/config/config.nims' [Conf]
Hint: used config file '/home/david/cat-400/c4/examples/ping-pong/project.nims' [Conf]
Hint: system [Processing]
Hint: widestrs [Processing]
Hint: io [Processing]
Hint: project [Processing]
Hint: logging [Processing]
Hint: strutils [Processing]
Hint: parseutils [Processing]
Hint: math [Processing]
Hint: bitops [Processing]
Hint: macros [Processing]
Hint: algorithm [Processing]
Hint: unicode [Processing]
Hint: times [Processing]
Hint: options [Processing]
Hint: typetraits [Processing]
Hint: posix [Processing]
Hint: os [Processing]
Hint: pathnorm [Processing]
Hint: osseps [Processing]
Hint: net [Processing]
Hint: nativesockets [Processing]
Hint: sets [Processing]
Hint: hashes [Processing]
Hint: monotimes [Processing]
Hint: strformat [Processing]
Hint: processes [Processing]
Hint: osproc [Processing]
Hint: strtabs [Processing]
Hint: streams [Processing]
Hint: cpuinfo [Processing]
Hint: linux [Processing]
Hint: tables [Processing]
Hint: parseopt [Processing]
Hint: threads [Processing]
Hint: unittest [Processing]
Hint: sequtils [Processing]
Hint: terminal [Processing]
Hint: colors [Processing]
Hint: termios [Processing]
Hint: messages [Processing]
Hint: msgpack4nim [Processing]
Hint: endians [Processing]
Hint: enet [Processing]
Hint: enet [Processing]
/home/david/cat-400/c4/lib/enet/enet.nim(32, 20) Error: undeclared identifier: 'csize_t'
[david@eb ping-pong]$ 

[SolitudeSF]

csize_t is in devel

[0xE111]

Same as #24, pls refer it for launch instructions

[enthus1ast]

ah thanks for the info; should have tried devel