ref: fe1eb39db7ae6904924f3ab1f6f9b34416f2eb1b
dir: /sys/src/games/v8e/fns.h/
void step(void); u8int memread8(u32int); u16int memread16(u32int); u32int memread32(u32int); void memwrite(u32int, u32int, u32int); void syscall(u16int); void writem(vlong, u32int, int); void *emalloc(ulong); void sysinit(void); u32int readm(vlong, int); u64int readm64(vlong, int); u32int addrof(vlong); void writem(vlong, u32int, int); void writem64(vlong, u64int, int); vlong amode(int); int load(char *, char **, char **);