ref: 736749cad809e6c9cfaed8ed35caa33d24f45af7
dir: 3d/fns.h
void* emalloc(ulong); void sim(void); void sysinit(void (*)(void), void (*)(void), void (*)(void), void (*)(void)); Image* eallocimage(Rectangle, ulong, int, ulong); void updatedraw(void); void redraw(void); void resetdraw(void);