--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/CSP2/CSP2_env/env-d9b9114564458d9d-741b3de822f2aaca6c6caa4325c4afce/include/X11/extensions/multibuf.h	Tue Mar 18 17:55:14 2025 -0400
@@ -0,0 +1,207 @@
+/*
+ *
+Copyright 1989, 1998  The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
+OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+ */
+
+#ifndef _MULTIBUF_H_
+#define _MULTIBUF_H_
+
+#include <X11/Xfuncproto.h>
+
+#include <X11/extensions/multibufconst.h>
+
+#define MbufGetReq(name,req,info) GetReq (name, req); \
+	req->reqType = info->codes->major_opcode; \
+	req->mbufReqType = X_##name;
+
+/*
+ * Extra definitions that will only be needed in the client
+ */
+typedef XID Multibuffer;
+
+typedef struct {
+    int	type;		    /* of event */
+    unsigned long serial;   /* # of last request processed by server */
+    int send_event;	    /* true if this came from a SendEvent request */
+    Display *display;	    /* Display the event was read from */
+    Multibuffer buffer;	    /* buffer of event */
+    int	state;		    /* see Clobbered constants above */
+} XmbufClobberNotifyEvent;
+
+typedef struct {
+    int	type;		    /* of event */
+    unsigned long serial;   /* # of last request processed by server */
+    int send_event;	    /* true if this came from a SendEvent request */
+    Display *display;	    /* Display the event was read from */
+    Multibuffer buffer;	    /* buffer of event */
+} XmbufUpdateNotifyEvent;
+
+
+/*
+ * per-window attributes that can be got
+ */
+typedef struct {
+    int displayed_index;	/* which buffer is being displayed */
+    int update_action;		/* Undefined, Background, Untouched, Copied */
+    int update_hint;		/* Frequent, Intermittent, Static */
+    int window_mode;		/* Mono, Stereo */
+    int nbuffers;		/* Number of buffers */
+    Multibuffer *buffers;	/* Buffers */
+} XmbufWindowAttributes;
+
+/*
+ * per-window attributes that can be set
+ */
+typedef struct {
+    int update_hint;		/* Frequent, Intermittent, Static */
+} XmbufSetWindowAttributes;
+
+
+/*
+ * per-buffer attributes that can be got
+ */
+typedef struct {
+    Window window;		/* which window this belongs to */
+    unsigned long event_mask;	/* events that have been selected */
+    int buffer_index;		/* which buffer is this */
+    int side;			/* Mono, Left, Right */
+} XmbufBufferAttributes;
+
+/*
+ * per-buffer attributes that can be set
+ */
+typedef struct {
+    unsigned long event_mask;	/* events that have been selected */
+} XmbufSetBufferAttributes;
+
+
+/*
+ * per-screen buffer info (there will be lists of them)
+ */
+typedef struct {
+    VisualID visualid;		/* visual usable at this depth */
+    int max_buffers;		/* most buffers for this visual */
+    int depth;			/* depth of buffers to be created */
+} XmbufBufferInfo;
+
+_XFUNCPROTOBEGIN
+
+extern Bool XmbufQueryExtension(
+    Display*		/* dpy */,
+    int*		/* event_base_return */,
+    int*		/* error_base_return */
+);
+
+extern Status XmbufGetVersion(
+    Display*		/* dpy */,
+    int*		/* major_version_return */,
+    int*		/* minor_version_return */
+);
+
+extern int XmbufCreateBuffers(
+    Display*		/* dpy */,
+    Window		/* w */,
+    int			/* count */,
+    int			/* update_action */,
+    int			/* update_hint */,
+    Multibuffer*	/* buffers */
+);
+
+extern void XmbufDestroyBuffers(
+    Display*		/* dpy */,
+    Window		/* window */
+);
+
+extern void XmbufDisplayBuffers(
+    Display*		/* dpy */,
+    int			/* count */,
+    Multibuffer*	/* buffers */,
+    int			/* min_delay */,
+    int			/* max_delay */
+);
+
+extern Status XmbufGetWindowAttributes(
+    Display*			/* dpy */,
+    Window			/* w */,
+    XmbufWindowAttributes*	/* attr */
+);
+
+extern void XmbufChangeWindowAttributes(
+    Display*			/* dpy */,
+    Window			/* w */,
+    unsigned long		/* valuemask */,
+    XmbufSetWindowAttributes*	/* attr */
+);
+
+extern Status XmbufGetBufferAttributes(
+    Display*			/* dpy */,
+    Multibuffer			/* b */,
+    XmbufBufferAttributes*	/* attr */
+);
+
+extern void XmbufChangeBufferAttributes(
+    Display*			/* dpy */,
+    Multibuffer			/* b */,
+    unsigned long		/* valuemask */,
+    XmbufSetBufferAttributes*	/* attr */
+);
+
+extern Status XmbufGetScreenInfo(
+    Display*			/* dpy */,
+    Drawable			/* d */,
+    int*			/* nmono_return */,
+    XmbufBufferInfo**		/* mono_info_return */,
+    int*			/* nstereo_return */,
+    XmbufBufferInfo**		/* stereo_info_return */
+);
+
+extern Window XmbufCreateStereoWindow(
+    Display*			/* dpy */,
+    Window			/* parent */,
+    int				/* x */,
+    int				/* y */,
+    unsigned int		/* width */,
+    unsigned int		/* height */,
+    unsigned int		/* border_width */,
+    int				/* depth */,
+    unsigned int		/* class */,
+    Visual*			/* visual */,
+    unsigned long		/* valuemask */,
+    XSetWindowAttributes*	/* attr */,
+    Multibuffer*		/* leftp */,
+    Multibuffer*		/* rightp */
+);
+
+extern void XmbufClearBufferArea(
+    Display*			/* dpy */,
+    Multibuffer			/* buffer */,
+    int				/* x */,
+    int				/* y */,
+    unsigned int		/* width */,
+    unsigned int		/* height */,
+    Bool			/* exposures */
+);
+
+_XFUNCPROTOEND
+
+#endif /* _MULTIBUF_H_ */