diff --git a/BasiliskII/src/Unix/main_unix.cpp b/BasiliskII/src/Unix/main_unix.cpp
index 3505335e8..ba36a4681 100644
--- a/BasiliskII/src/Unix/main_unix.cpp
+++ b/BasiliskII/src/Unix/main_unix.cpp
@@ -489,7 +489,7 @@ int main(int argc, char **argv)
 
 #if defined(ENABLE_XF86_DGA) && !defined(ENABLE_MON)
 	// Fork out, so we can return from fullscreen mode when things get ugly
-	XF86DGAForkApp(DefaultScreen(x_display));
+//	XF86DGAForkApp(DefaultScreen(x_display));
 #endif
 #endif
 
diff --git a/SheepShaver/src/Unix/main_unix.cpp b/SheepShaver/src/Unix/main_unix.cpp
index 3d0ee43ec..c91055979 100644
--- a/SheepShaver/src/Unix/main_unix.cpp
+++ b/SheepShaver/src/Unix/main_unix.cpp
@@ -815,7 +815,7 @@ int main(int argc, char **argv)
 
 #if defined(ENABLE_XF86_DGA) && !defined(ENABLE_MON)
 	// Fork out, so we can return from fullscreen mode when things get ugly
-	XF86DGAForkApp(DefaultScreen(x_display));
+	//XF86DGAForkApp(DefaultScreen(x_display));
 #endif
 #endif