From 21136ed5b13208ec6077dcb79226269f2415eee3 Mon Sep 17 00:00:00 2001
From: Harald Barth <haba@kth.se>
Date: Sat, 23 Jan 2021 20:43:58 +0100
Subject: [PATCH 1/2] case of include, warnings (wrong return types)

---
 EveryTimerB.h | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/EveryTimerB.h b/EveryTimerB.h
index 4c371a9..1dcd878 100644
--- a/EveryTimerB.h
+++ b/EveryTimerB.h
@@ -83,7 +83,7 @@ nona4809.menu.clock.20internal.bootloader.OSCCFG=0x02
 #else
 #include "WProgram.h"
 #endif
-#include "MegaAvr20MHz.h"
+#include "MegaAvr20Mhz.h"
 #include "pins_arduino.h"
 
 #define TCB_RESOLUTION 65536UL // TCB is 16 bit
@@ -228,7 +228,7 @@ class EveryTimerB
       timer->CTRLA |= TCB_ENABLE_bm;
     }
 
-    bool disable(void) __attribute__((always_inline)) {
+    void disable(void) __attribute__((always_inline)) {
       timer->CTRLA &= ~TCB_ENABLE_bm;
     }
 
@@ -270,11 +270,11 @@ class EveryTimerB
       return timer->CTRLB & TCB_CCMPEN_bm;
     }
 
-    uint8_t enableOutput() __attribute__((always_inline)) {
+    void enableOutput() __attribute__((always_inline)) {
       timer->CTRLB |= TCB_CCMPEN_bm;
     }
 
-    uint8_t disableOutput() __attribute__((always_inline)) {
+    void disableOutput() __attribute__((always_inline)) {
       timer->CTRLB &= ~TCB_CCMPEN_bm;
     }
 

From 3313211c90b48438e28d28373d136652c4963127 Mon Sep 17 00:00:00 2001
From: Harald Barth <haba@kth.se>
Date: Sat, 23 Jan 2021 21:52:10 +0100
Subject: [PATCH 2/2] Add the F define to be on safe side if it is not present
 in the library core code

---
 FSH.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/FSH.h b/FSH.h
index f8c0f87..21df20c 100644
--- a/FSH.h
+++ b/FSH.h
@@ -2,6 +2,10 @@
 #define FSH_h
 #include <Arduino.h>
 #ifdef ARDUINO_ARCH_MEGAAVR
+#ifdef F
+#undef F
+#define F(str) (str)
+#endif
 typedef char FSH; 
 #define GETFLASH(addr) (*(const unsigned char *)(addr))
 #define FLASH