xlib.h

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extern GC XDefaultGC(
#if NeedFunctionPrototypes
    Display*		/* display */,
    int			/* screen_number */
#endif
);
extern GC XDefaultGCOfScreen(
#if NeedFunctionPrototypes
    Screen*		/* screen */
#endif
);
extern unsigned long XBlackPixel(
#if NeedFunctionPrototypes
    Display*		/* display */,
    int			/* screen_number */
#endif
);
extern unsigned long XWhitePixel(
#if NeedFunctionPrototypes
    Display*		/* display */,
    int			/* screen_number */
#endif
);
extern unsigned long XAllPlanes(
#if NeedFunctionPrototypes
    void
#endif
);
extern unsigned long XBlackPixelOfScreen(
#if NeedFunctionPrototypes
    Screen*		/* screen */
#endif
);
extern unsigned long XWhitePixelOfScreen(
#if NeedFunctionPrototypes
    Screen*		/* screen */
#endif
);
extern unsigned long XNextRequest(
#if NeedFunctionPrototypes
    Display*		/* display */
#endif
);
extern unsigned long XLastKnownRequestProcessed(
#if NeedFunctionPrototypes
    Display*		/* display */
#endif
);
extern char *XServerVendor(
#if NeedFunctionPrototypes
    Display*		/* display */
#endif
);
extern char *XDisplayString(
#if NeedFunctionPrototypes
    Display*		/* display */
#endif
);
extern Colormap XDefaultColormap(
#if NeedFunctionPrototypes
    Display*		/* display */,
    int			/* screen_number */
#endif
);
extern Colormap XDefaultColormapOfScreen(
#if NeedFunctionPrototypes
    Screen*		/* screen */
#endif
);
extern Display *XDisplayOfScreen(
#if NeedFunctionPrototypes
    Screen*		/* screen */
#endif
);
extern Screen *XScreenOfDisplay(
#if NeedFunctionPrototypes
    Display*		/* display */,
    int			/* screen_number */
#endif
);
extern Screen *XDefaultScreenOfDisplay(
#if NeedFunctionPrototypes
    Display*		/* display */
#endif
);
extern long XEventMaskOfScreen(
#if NeedFunctionPrototypes
    Screen*		/* screen */
#endif
);

extern int XScreenNumberOfScreen(
#if NeedFunctionPrototypes
    Screen*		/* screen */
#endif
);

typedef int (*XErrorHandler) (	    /* WARNING, this type not in Xlib spec */
#if NeedFunctionPrototypes
    Display*		/* display */,
    XErrorEvent*	/* error_event */
#endif
);

extern XErrorHandler XSetErrorHandler (
#if NeedFunctionPrototypes
    XErrorHandler	/* handler */
#endif
);


typedef int (*XIOErrorHandler) (    /* WARNING, this type not in Xlib spec */
#if NeedFunctionPrototypes
    Display*		/* display */
#endif
);

extern XIOErrorHandler XSetIOErrorHandler (
#if NeedFunctionPrototypes
    XIOErrorHandler	/* handler */
#endif
);


extern XPixmapFormatValues *XListPixmapFormats(
#if NeedFunctionPrototypes
    Display*		/* display */,
    int*		/* count_return */
#endif
);
extern int *XListDepths(
#if NeedFunctionPrototypes
    Display*		/* display */,
    int			/* screen_number */,
    int*		/* count_return */
#endif
);

/* ICCCM routines for things that don't require special include files; */
/* other declarations are given in Xutil.h                             */
extern Status XReconfigureWMWindow(
#if NeedFunctionPrototypes
    Display*		/* display */,
    Window		/* w */,
    int			/* screen_number */,
    unsigned int	/* mask */,
    XWindowChanges*	/* changes */
#endif
);

extern Status XGetWMProtocols(
#if NeedFunctionPrototypes
    Display*		/* display */,
    Window		/* w */,
    Atom**		/* protocols_return */,
    int*		/* count_return */
#endif
);
extern Status XSetWMProtocols(
#if NeedFunctionPrototypes
    Display*		/* display */,
    Window		/* w */,
    Atom*		/* protocols */,
    int			/* count */
#endif
);
extern Status XIconifyWindow(
#if NeedFunctionPrototypes
    Display*		/* display */,
    Window		/* w */,
    int			/* screen_number */
#endif
);
extern Status XWithdrawWindow(
#if NeedFunctionPrototypes
    Display*		/* display */,
    Window		/* w */,
    int			/* screen_number */
#endif
);
extern Status XGetCommand(
#if NeedFunctionPrototypes
    Display*		/* display */,
    Window		/* w */,
    char***		/* argv_return */,
    int*		/* argc_return */
#endif
);
extern Status XGetWMColormapWindows(
#if NeedFunctionPrototypes
    Display*		/* display */,
    Window		/* w */,
    Window**		/* windows_return */,
    int*		/* count_return */
#endif
);
extern Status XSetWMColormapWindows(
#if NeedFunctionPrototypes
    Display*		/* display */,
    Window		/* w */,
    Window*		/* colormap_windows */,
    int			/* count */
#endif
);
extern void XFreeStringList(
#if NeedFunctionPrototypes
    char**		/* list */
#endif
);
extern int XSetTransientForHint(
#if NeedFunctionPrototypes
    Display*		/* display */,
    Window		/* w */,
    Window		/* prop_window */
#endif
);

/* The following are given in alphabetical order */

extern int XActivateScreenSaver(
#if NeedFunctionPrototypes
    Display*		/* display */
#endif
);

extern int XAddHost(
#if NeedFunctionPrototypes
    Display*		/* display */,
    XHostAddress*	/* host */
#endif
);

extern int XAddHosts(
#if NeedFunctionPrototypes
    Display*		/* display */,
    XHostAddress*	/* hosts */,
    int			/* num_hosts */    
#endif
);

extern int XAddToExtensionList(
#if NeedFunctionPrototypes
    struct _XExtData**	/* structure */,
    XExtData*		/* ext_data */
#endif
);

extern int XAddToSaveSet(
#if NeedFunctionPrototypes
    Display*		/* display */,
    Window		/* w */
#endif
);

extern Status XAllocColor(
#if NeedFunctionPrototypes
    Display*		/* display */,
    Colormap		/* colormap */,
    XColor*		/* screen_in_out */
#endif
);

extern Status XAllocColorCells(
#if NeedFunctionPrototypes
    Display*		/* display */,
    Colormap		/* colormap */,
    Bool	        /* contig */,
    unsigned long*	/* plane_masks_return */,
    unsigned int	/* nplanes */,
    unsigned long*	/* pixels_return */,
    unsigned int 	/* npixels */
#endif
);

extern Status XAllocColorPlanes(
#if NeedFunctionPrototypes
    Display*		/* display */,
    Colormap		/* colormap */,
    Bool		/* contig */,
    unsigned long*	/* pixels_return */,
    int			/* ncolors */,
    int			/* nreds */,
    int			/* ngreens */,
    int			/* nblues */,
    unsigned long*	/* rmask_return */,
    unsigned long*	/* gmask_return */,
    unsigned long*	/* bmask_return */
#endif
);

extern Status XAllocNamedColor(
#if NeedFunctionPrototypes
    Display*		/* display */,
    Colormap		/* colormap */,
    _Xconst char*	/* color_name */,
    XColor*		/* screen_def_return */,
    XColor*		/* exact_def_return */
#endif
);

extern int XAllowEvents(
#if NeedFunctionPrototypes
    Display*		/* display */,
    int			/* event_mode */,
    Time		/* time */
#endif
);

extern int XAutoRepeatOff(
#if NeedFunctionPrototypes
    Display*		/* display */
#endif
);

extern int XAutoRepeatOn(
#if NeedFunctionPrototypes
    Display*		/* display */
#endif
);

extern int XBell(
#if NeedFunctionPrototypes
    Display*		/* display */,
    int			/* percent */
#endif
);

extern int XBitmapBitOrder(
#if NeedFunctionPrototypes
    Display*		/* display */
#endif
);

extern int XBitmapPad(
#if NeedFunctionPrototypes
    Display*		/* display */
#endif
);

extern int XBitmapUnit(
#if NeedFunctionPrototypes
    Display*		/* display */
#endif
);

extern int XCellsOfScreen(
#if NeedFunctionPrototypes
    Screen*		/* screen */
#endif
);

extern int XChangeActivePointerGrab(
#if NeedFunctionPrototypes
    Display*		/* display */,
    unsigned int	/* event_mask */,
    Cursor		/* cursor */,
    Time		/* time */
#endif
);

extern int XChangeGC(
#if NeedFunctionPrototypes
    Display*		/* display */,
    GC			/* gc */,
    unsigned long	/* valuemask */,
    XGCValues*		/* values */
#endif
);

extern int XChangeKeyboardControl(
#if NeedFunctionPrototypes
    Display*		/* display */,
    unsigned long	/* value_mask */,
    XKeyboardControl*	/* values */
#endif
);

extern int XChangeKeyboardMapping(
#if NeedFunctionPrototypes
    Display*		/* display */,
    int			/* first_keycode */,
    int			/* keysyms_per_keycode */,
    KeySym*		/* keysyms */,
    int			/* num_codes */
#endif
);

extern int XChangePointerControl(
#if NeedFunctionPrototypes
    Display*		/* display */,
    Bool		/* do_accel */,
    Bool		/* do_threshold */,
    int			/* accel_numerator */,
    int			/* accel_denominator */,
    int			/* threshold */
#endif
);

extern int XChangeProperty(
#if NeedFunctionPrototypes
    Display*		/* display */,
    Window		/* w */,
    Atom		/* property */,
    Atom		/* type */,
    int			/* format */,
    int			/* mode */,
    _Xconst unsigned char*	/* data */,
    int			/* nelements */
#endif
);

extern int XChangeSaveSet(
#if NeedFunctionPrototypes
    Display*		/* display */,
    Window		/* w */,
    int			/* change_mode */
#endif
);

extern int XChangeWindowAttributes(
#if NeedFunctionPrototypes
    Display*		/* display */,
    Window		/* w */,
    unsigned long	/* valuemask */,
    XSetWindowAttributes* /* attributes */
#endif
);

extern Bool XCheckIfEvent(
#if NeedFunctionPrototypes
    Display*		/* display */,
    XEvent*		/* event_return */,
    Bool (*) (
#if NeedNestedPrototypes
	       Display*			/* display */,
               XEvent*			/* event */,
               XPointer			/* arg */
#endif
             )		/* predicate */,
    XPointer		/* arg */
#endif
);

extern Bool XCheckMaskEvent(
#if NeedFunctionPrototypes
    Display*		/* display */,
    long		/* event_mask */,
    XEvent*		/* event_return */
#endif
);

extern Bool XCheckTypedEvent(
#if NeedFunctionPrototypes
    Display*		/* display */,
    int			/* event_type */,
    XEvent*		/* event_return */
#endif
);

extern Bool XCheckTypedWindowEvent(
#if NeedFunctionPrototypes
    Display*		/* display */,
    Window		/* w */,
    int			/* event_type */,
    XEvent*		/* event_return */
#endif
);

extern Bool XCheckWindowEvent(
#if NeedFunctionPrototypes
    Display*		/* display */,
    Window		/* w */,
    long		/* event_mask */,
    XEvent*		/* event_return */
#endif
);

extern