ref: a94a8a06ded99ec9fb13fd2599def616054bcccb
dir: /sys/src/9/bitsy/screen.h/
typedef struct Cursorinfo Cursorinfo; typedef struct Cursor Cursor; extern ulong blanktime; struct Cursorinfo { Lock; }; extern void blankscreen(int); extern void flushmemscreen(Rectangle); extern uchar* attachscreen(Rectangle*, ulong*, int*, int*, int*); #define ishwimage(i) 0