Enabled warnings, and cleaned up warnings. Updated pingpair makefile for recent makefile improvements

examples/starping/makefile

@@ -140,8 +140,8 @@ CXXINCS = -I$(ARDUINO_CORE) -I$(ARDUINO_LIB)
 #CSTANDARD = -std=gnu99
 CDEBUG 		= -g$(DEBUG)
 #CWARN 		= -Wall -Wstrict-prototypes
-#CWARN 		= -Wall   # show all warnings
-CWARN 		= -w      # suppress all warnings
+CWARN 		= -Wall   # show all warnings
+#CWARN 		= -w      # suppress all warnings
 CMAP		= -Wl,-Map,output.map 
 ####CTUNING = -funsigned-char -funsigned-bitfields -fpack-struct -fshort-enums
 CTUNING = -ffunction-sections -fdata-sections

examples/starping/printf.h

@@ -21,6 +21,8 @@
 int serial_putc( char c, FILE *t ) 
 {
   Serial.write( c );
+
+  return c;
 } 
 
 void printf_begin(void)

examples/starping/starping.pde

@@ -201,7 +201,7 @@ void loop(void)
     // Take the time, and send it.  This will block until complete
     unsigned long time = millis();
     printf("Now sending %lu...",time);
-    bool ok = radio.write( &time, sizeof(unsigned long) );  
+    radio.write( &time, sizeof(unsigned long) );  
     
     // Now, continue listening
     radio.startListening();