Use ifstream so it can read the system's config, and default to windowed
mode (may crash depending on display, and is harder to exit from).
--- a/options.cfg
+++ b/options.cfg
@@ -36,7 +36,7 @@
 VOLUME			255	# 255 is full volume
 
 # --- video ---
-FULLSCREEN		1	# run in fullscreen (1) or windowed mode (0)
+FULLSCREEN		0	# run in fullscreen (1) or windowed mode (0)
 
 # --- smoke ---
 TRANSLUCENT_SMOKE	1	# set to 0 if speed is an issue 
--- a/settings.cpp
+++ b/settings.cpp
@@ -4,7 +4,7 @@
 
 int load_config(char* path) {
 
-	fstream file(path);
+	ifstream file(path);
 	
 	string key;
 	char comment[255];
@@ -82,7 +82,7 @@
 	CHANCE_OF_GEM = 25;
 	CHICKEN_SPEED = 5;
 	CHUNKS_PER_CHICKEN = 20;
-	FULLSCREEN = 1;
+	FULLSCREEN = 0;
 	GAME_SPEED_OFFSET = 0;
 	GRAVITY = 0.7;
 	MAX_CHICKENS = 80;