-
-extern const char *tags[]; /* all tags */
-extern char stext[1024]; /* status text */
-extern int bx, by, bw, bh, bmw; /* bar geometry, bar mode label width */
-extern int mw, screen, sx, sy, sw, sh; /* screen geometry, master width */
-extern unsigned int ntags, numlockmask; /* number of tags, dynamic lock mask */
-extern void (*handler[LASTEvent])(XEvent *); /* event handler */
-extern void (*arrange)(Arg *); /* arrange function, indicates mode */
-extern Atom wmatom[WMLast], netatom[NetLast];
-extern Bool running, issel, *seltag; /* seltag is array of Bool */
-extern Client *clients, *sel, *stack; /* global client list and stack */
-extern Cursor cursor[CurLast];
-extern DC dc; /* global draw context */
-extern Display *dpy;
-extern Window root, barwin;
-
-/* client.c */
-extern void ban(Client *c); /* ban c from screen */
-extern void focus(Client *c); /* focus c, c may be NULL */
-extern Client *getclient(Window w); /* return client of w */
-extern Client *getctitle(Window w); /* return client of title window */
-extern void gravitate(Client *c, Bool invert); /* gravitate c */
-extern void killclient(Arg *arg); /* kill c nicely */
-extern void manage(Window w, XWindowAttributes *wa); /* manage new client */
-extern void resize(Client *c, Bool sizehints, Corner sticky); /* resize c*/
-extern void updatesize(Client *c); /* update the size structs of c */
-extern void updatetitle(Client *c); /* update the name of c */
-extern void unmanage(Client *c); /* destroy c */
-
-/* draw.c */
-extern void drawall(void); /* draw all visible client titles and the bar */
-extern void drawstatus(void); /* draw the bar */
-extern void drawtitle(Client *c); /* draw title of c */
-extern unsigned long getcolor(const char *colstr); /* return color of colstr */
-extern void setfont(const char *fontstr); /* set the font for DC */
-extern unsigned int textw(const char *text); /* return the width of text in px*/
-
-/* event.c */
-extern void grabkeys(void); /* grab all keys defined in config.h */
-extern void procevent(void); /* process pending X events */
-
-/* main.c */
-extern int getproto(Window w); /* return protocol mask of WMProtocols property of w */
-extern void quit(Arg *arg); /* quit dwm nicely */
-extern void sendevent(Window w, Atom a, long value); /* send synthetic event to w */
-extern int xerror(Display *dsply, XErrorEvent *ee); /* dwm's X error handler */
-
-/* tag.c */
-extern void initrregs(void); /* initialize regexps of rules defined in config.h */
-extern Client *getnext(Client *c); /* returns next visible client */
-extern Client *getprev(Client *c); /* returns previous visible client */
-extern void settags(Client *c, Client *trans); /* sets tags of c */
-extern void tag(Arg *arg); /* tags c with arg's index */
-extern void toggletag(Arg *arg); /* toggles c tags with arg's index */
-
-/* util.c */
-extern void *emallocz(unsigned int size); /* allocates zero-initialized memory, exits on error */
-extern void eprint(const char *errstr, ...); /* prints errstr and exits with 1 */
-extern void *erealloc(void *ptr, unsigned int size); /* reallocates memory, exits on error */
-extern void spawn(Arg *arg); /* forks a new subprocess with to arg's cmd */
-
-/* view.c */
-extern void detach(Client *c); /* detaches c from global client list */
-extern void dofloat(Arg *arg); /* arranges all windows floating, arg is ignored */
-extern void dotile(Arg *arg); /* arranges all windows, arg is ignored */
-extern void focusnext(Arg *arg); /* focuses next visible client, arg is ignored */
-extern void focusprev(Arg *arg); /* focuses previous visible client, arg is ignored */
-extern Bool isvisible(Client *c); /* returns True if client is visible */
-extern void resizecol(Arg *arg); /* resizes the master width with arg's index value */
-extern void restack(void); /* restores z layers of all clients */
-extern void togglemode(Arg *arg); /* toggles global arrange function (dotile/dofloat) */
-extern void toggleview(Arg *arg); /* toggles the tag with arg's index (in)visible */
-extern void view(Arg *arg); /* views the tag with arg's index */
-extern void viewall(Arg *arg); /* views all tags, arg is ignored */
-extern void zoom(Arg *arg); /* zooms the focused client to master column, arg is ignored */