File windowed-by-default.patch of Package redeclipse

diff -burNE redeclipse-2.0.0_vanilla/src/engine/main.cpp redeclipse-2.0.0/src/engine/main.cpp
--- redeclipse-2.0.0_vanilla/src/engine/main.cpp	2020-06-16 10:23:21.249977623 +0200
+++ redeclipse-2.0.0/src/engine/main.cpp	2020-06-16 10:25:03.533664683 +0200
@@ -246,7 +246,7 @@
     wantdisplaysetup = true;
 }
 
-VARF(IDF_INIT, fullscreen, 0, 1, 1, if(!(identflags&IDF_WORLD)) setfullscreen(fullscreen!=0));
+VARF(IDF_INIT, fullscreen, 0, 0, 1, if(!(identflags&IDF_WORLD)) setfullscreen(fullscreen!=0));
 
 void resetfullscreen()
 {