1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22
#include <u.h> #include <libc.h> #include <draw.h> static int bad(void) { sysfatal("compiled with no window system support"); return 0; } void drawtopwindow(void) { bad(); } void drawresizewindow(Rectangle r) { bad(); }