FRAME_WINDOWS_FROZEN 5351 src/window.c         FRAME_WINDOWS_FROZEN (f) = true;
FRAME_WINDOWS_FROZEN 5381 src/window.c         FRAME_WINDOWS_FROZEN (f) = false;
FRAME_WINDOWS_FROZEN 13332 src/xdisp.c      if (FRAME_WINDOWS_FROZEN (XFRAME (WINDOW_FRAME (w))))