interim/devices/macosx.c

#include <objc/runtime.h>
#include <objc/message.h>
#include <stdio.h>

static void create_shared_application(void) {
  id nsa = objc_getClass("NSApplication");
  SEL sha = sel_registerName("sharedApplication");
  id (*msg_send)(id, SEL) = (id (*)(id, SEL))objc_msgSend;
  msg_send(nsa, sha);
  printf("[macosx] hello.\r\n");
}