diff --git a/sys/sys_public.h b/sys/sys_public.h
index b1d68e2..8d5116f 100644
--- a/sys/sys_public.h
+++ b/sys/sys_public.h
@@ -44,12 +44,12 @@ typedef enum {
 } cpuidSimd_t;
 
 typedef enum {
-	AXIS_SIDE,
-	AXIS_FORWARD,
-	AXIS_UP,
-	AXIS_ROLL,
-	AXIS_YAW,
-	AXIS_PITCH,
+	AXIS_LEFT_X,
+	AXIS_LEFT_Y,
+	AXIS_RIGHT_X,
+	AXIS_RIGHT_Y,
+	AXIS_LEFT_TRIG,
+	AXIS_RIGHT_TRIG,
 	MAX_JOYSTICK_AXIS
 } joystickAxis_t;
 
@@ -57,9 +57,9 @@ typedef enum {
 	SE_NONE,				// evTime is still valid
 	SE_KEY,					// evValue is a key code, evValue2 is the down flag
 	SE_CHAR,				// evValue is an ascii char
-	SE_MOUSE,				// evValue and evValue2 are reletive signed x / y moves
+	SE_MOUSE,				// evValue and evValue2 are relative signed x / y moves
 	SE_MOUSE_ABS,			// evValue and evValue2 are absolute x / y coordinates in the window
-	SE_JOYSTICK_AXIS,		// evValue is an axis number and evValue2 is the current state (-127 to 127)
+	SE_JOYSTICK,			// evValue is an axis number and evValue2 is the current state (-127 to 127)
 	SE_CONSOLE				// evPtr is a char*, from typing something at a non-game console
 } sysEventType_t;
 
@@ -77,10 +77,52 @@ typedef enum {
 	M_DELTAZ
 } sys_mEvents;
 
+typedef enum {
+	J_ACTION_FIRST,
+	// these names are similar to the SDL3 SDL_GamepadButton names
+	J_BTN_SOUTH = J_ACTION_FIRST, // bottom face button, like Xbox A
+	J_BTN_EAST,  // right face button, like Xbox B
+	J_BTN_WEST,  // left face button, like Xbox X
+	J_BTN_NORTH, // top face button, like Xbox Y
+	J_BTN_BACK,
+	J_BTN_GUIDE, // Note: this one should probably not be used?
+	J_BTN_START,
+	J_BTN_LSTICK, // press left stick
+	J_BTN_RSTICK, // press right stick
+	J_BTN_LSHOULDER,
+	J_BTN_RSHOULDER,
+
+	J_DPAD_UP,
+	J_DPAD_DOWN,
+	J_DPAD_LEFT,
+	J_DPAD_RIGHT,
+
+	J_BTN_MISC1, // Additional button (e.g. Xbox Series X share button, PS5 microphone button, Nintendo Switch Pro capture button, Amazon Luna microphone button)
+	J_BTN_RPADDLE1, // Upper or primary paddle, under your right hand (e.g. Xbox Elite paddle P1)
+	J_BTN_LPADDLE1, // Upper or primary paddle, under your left hand (e.g. Xbox Elite paddle P3)
+	J_BTN_RPADDLE2, // Lower or secondary paddle, under your right hand (e.g. Xbox Elite paddle P2)
+	J_BTN_LPADDLE2, //  Lower or secondary paddle, under your left hand (e.g. Xbox Elite paddle P4)
+
+	J_ACTION_MAX = J_BTN_LPADDLE2,
+	// leaving some space here for about 12 additional J_ACTIONs, if needed
+
+	J_AXIS_MIN = 32,
+	J_AXIS_LEFT_X = J_AXIS_MIN + AXIS_LEFT_X,
+	J_AXIS_LEFT_Y = J_AXIS_MIN + AXIS_LEFT_Y,
+	J_AXIS_RIGHT_X = J_AXIS_MIN + AXIS_RIGHT_X,
+	J_AXIS_RIGHT_Y = J_AXIS_MIN + AXIS_RIGHT_Y,
+	J_AXIS_LEFT_TRIG = J_AXIS_MIN + AXIS_LEFT_TRIG,
+	J_AXIS_RIGHT_TRIG = J_AXIS_MIN + AXIS_RIGHT_TRIG,
+
+	J_AXIS_MAX = J_AXIS_MIN + MAX_JOYSTICK_AXIS - 1,
+
+	MAX_JOY_EVENT
+} sys_jEvents;
+
 struct sysEvent_t {
 	sysEventType_t	evType;
-	int				evValue;
-	int				evValue2;
+	int				evValue;	// for keys: K_* or ASCII code; for joystick: axis; for mouse: mouseX
+	int				evValue2;	// for keys: 0/1 for up/down; for axis: value; for mouse: mouseY
 	int				evPtrLength;		// bytes of data pointed to by evPtr, for journaling
 	void *			evPtr;				// this must be manually freed if not NULL
 };
@@ -102,6 +144,7 @@ void			Sys_Quit( void );
 
 // note that this isn't journaled...
 char *			Sys_GetClipboardData( void );
+void			Sys_FreeClipboardData( char* data );
 void			Sys_SetClipboardData( const char *string );
 
 // will go to the various text consoles
@@ -296,7 +339,7 @@ typedef int (*xthread_t)( void * );
 typedef struct {
 	const char		*name;
 	SDL_Thread		*threadHandle;
-	unsigned int	threadId;
+	unsigned long	threadId;
 } xthreadInfo;
 
 void				Sys_CreateThread( xthread_t function, void *parms, xthreadInfo &info, const char *name );