Remove some warnings

include/input.h

@@ -9,6 +9,10 @@ typedef struct input_args_t
     bool *alive;
 } InputArgs;
 
+#ifdef _WIN32
+void input(void *vargp);
+#else
 void *input(void *vargp);
+#endif
 
 #endif /* __INPUT_H__ */

src/input.c

@@ -30,7 +30,11 @@ int getch(void)
 }
 #endif
 
+#ifdef _WIN32
+void input(void *vargp)
+#else
 void *input(void *vargp)
+#endif
 {
     int *out = ((InputArgs *)vargp)->out;
     bool *alive = ((InputArgs *)vargp)->alive;
@@ -39,5 +43,7 @@ void *input(void *vargp)
     {
         *out = getch();
     }
+#ifndef _WIN32
     return NULL;
+#endif
 }

src/main.c

@@ -47,10 +47,9 @@ void resetCoordinates(void)
 
 int main(int argc, char **argv)
 {
-    srand(time(NULL));
+    srand((unsigned int)time(NULL));
     Player *player = playerCreate(DOWN, DEFX, DEFY, 0);
     Screen *screen = screenCreate(SIZE, SIZE, ' ');
-    PlayerNode *node;
     int i;
     int head_x, head_y;
     Food food = generateFood(player);