fix compiler warnings

include/btstack/run_loop.h

@@ -117,6 +117,9 @@ void embedded_set_ticks(uint32_t ticks);
 // handler of a data source to signal the run loop that a new data 
 // is available.
 void embedded_trigger(void);    
+// Execute run_loop once
+// can be used to integrate BTstack's timer and data source processing into a foreign run runloop (not recommended)
+void embedded_execute_once(void);
 #endif
 #if defined __cplusplus
 }

src/run_loop.c

@@ -63,7 +63,7 @@ extern run_loop_t run_loop_cocoa;
 #endif
 
 // assert run loop initialized
-void run_loop_assert(void){
+static void run_loop_assert(void){
 #ifndef EMBEDDED
     if (!the_run_loop){
         log_error("ERROR: run_loop function called before run_loop_init!");