#define fatal(...) sysfatal("devwsys: fatal: " __VA_ARGS__)#define debug(...) if(debuglevel) fprint(2, "devwsys: " __VA_ARGS__) /* Devdraw */int drawattach(Window*, char*);void drawdettach(Window*);void drawreplacescreenimage(Window*); /* Keyboard */void writekbd(Window*, int);void readkbd(Window*, void*); /* Mouse */void readmouse(Window*, void*);void writemouse(Window*, Mouse, int);int cursorwrite(Window*, char*, int); /* Reqbuf */void addreq(Reqbuf*, void*);void* nextreq(Reqbuf *reqs); /* Window */Window* newwin(char*);void deletewin(Window*);void setlabel(Window*, char*); /* Wctl */int wctlmesg(Window*, char*, int, char*); /* Ixp */void ixprread(void*, char*);int ixpserve(char*);void killrespond(Window*); /* X connection */int xinit(void);int xfd(void);void xnextevent(void);void xclose(void); /* X window */int xattach(Window*, char*);void xdeletewin(Window*);void xreplacescreenimage(Window*);void xflushmemscreen(Window*, Rectangle);int xupdatelabel(Window*);void xtopwindow(Window*);void xresizewindow(Window*, Rectangle);void xsetcursor(Window*);void xsetmouse(Window*, Point);char* xgetsnarf();void xputsnarf(char*);