ref: 13a97ea9716bf0c7fa516ffa4adc3b119b964e7b
dir: /fns.h/
void* emalloc(ulong); void sim(void); void sysinit(void (*)(void), void (*)(void), void (*)(void), void (*)(void)); Image* eallocimage(Rectangle, ulong, int, ulong); Point PFt(Foint); Rectangle RFect(Fectangle); void updatedraw(void); void redraw(void); void resetdraw(void);