bug fixes to SD library examples

libraries/SD/examples/Datalogger/Datalogger.pde

@@ -34,7 +34,7 @@ void setup()
   Serial.print("Initializing SD card...");
   // make sure that the default chip select pin is set to
   // output, even if you don't use it:
- // pinMode(10, OUTPUT);
+  pinMode(10, OUTPUT);
   
   // see if the card is present and can be initialized:
   if (!SD.begin(chipSelect)) {

libraries/SD/examples/Files/Files.pde

@@ -29,6 +29,7 @@ void setup()
   // Note that even if it's not used as the CS pin, the hardware SS pin 
   // (10 on most Arduino boards, 53 on the Mega) must be left as an output 
   // or the SD library functions will not work. 
+  pinMode(10, OUTPUT);
 
   if (!SD.begin(4)) {
     Serial.println("initialization failed!");
@@ -74,3 +75,4 @@ void loop()
 }
 
 
+

libraries/SD/examples/ReadWrite/ReadWrite.pde

@@ -30,6 +30,7 @@ void setup()
   // Note that even if it's not used as the CS pin, the hardware SS pin 
   // (10 on most Arduino boards, 53 on the Mega) must be left as an output 
   // or the SD library functions will not work. 
+   pinMode(10, OUTPUT);
    
   if (!SD.begin(4)) {
     Serial.println("initialization failed!");