() to (void)

src/play_time.c

@@ -10,7 +10,7 @@ enum
 
 static u8 sPlayTimeCounterState;
 
-void PlayTimeCounter_Reset()
+void PlayTimeCounter_Reset(void)
 {
     sPlayTimeCounterState = STOPPED;
 
@@ -20,7 +20,7 @@ void PlayTimeCounter_Reset()
     gSaveBlock2Ptr->playTimeVBlanks = 0;
 }
 
-void PlayTimeCounter_Start()
+void PlayTimeCounter_Start(void)
 {
     sPlayTimeCounterState = RUNNING;
 
@@ -28,12 +28,12 @@ void PlayTimeCounter_Start()
         PlayTimeCounter_SetToMax();
 }
 
-void PlayTimeCounter_Stop()
+void PlayTimeCounter_Stop(void)
 {
     sPlayTimeCounterState = STOPPED;
 }
 
-void PlayTimeCounter_Update()
+void PlayTimeCounter_Update(void)
 {
     if (sPlayTimeCounterState == RUNNING)
     {
@@ -62,7 +62,7 @@ void PlayTimeCounter_Update()
     }
 }
 
-void PlayTimeCounter_SetToMax()
+void PlayTimeCounter_SetToMax(void)
 {
     sPlayTimeCounterState = MAXED_OUT;
 

src/rng.c

@@ -4,13 +4,10 @@
 // The number 1103515245 comes from the example implementation of rand and srand
 // in the ISO C standard.
 
-extern u32 gRngValue;
-extern u32 gRng2Value;
-
 EWRAM_DATA static u8 sUnknown = 0;
 EWRAM_DATA static u32 sRandCount = 0;
 
-u16 Random()
+u16 Random(void)
 {
     gRngValue = 1103515245 * gRngValue + 24691;
     sRandCount++;

src/task.c

@@ -9,7 +9,7 @@ struct Task gTasks[NUM_TASKS];
 static void InsertTask(u8 newTaskId);
 static u8 FindFirstActiveTask();
 
-void ResetTasks()
+void ResetTasks(void)
 {
     u8 i;
 
@@ -110,7 +110,7 @@ void DestroyTask(u8 taskId)
     }
 }
 
-void RunTasks()
+void RunTasks(void)
 {
     u8 taskId = FindFirstActiveTask();
 
@@ -189,7 +189,7 @@ u8 FindTaskIdByFunc(TaskFunc func)
     return -1;
 }
 
-u8 GetTaskCount()
+u8 GetTaskCount(void)
 {
     u8 i;
     u8 count = 0;