MOUSEEVENT
MOUSEEVENT *p; /* mouse data */
static void scrollbar(MOUSEEVENT *p);
MOUSEEVENT *p; /* mouse data */
scrollbar(MOUSEEVENT *p)
mouseselection(MOUSEEVENT *p, int offset, int maxselection)
MOUSEEVENT *
static MOUSEEVENT m;
extern int mouseselection(MOUSEEVENT *p, int offset, int maxselection);
extern MOUSEEVENT *getmouseevent(void);