Description: Fix compiler warnings in blackbox.c
Author: Adrian Bunk <bunk@debian.org>

--- black-box-1.4.8.orig/src/blackbox.c
+++ black-box-1.4.8/src/blackbox.c
@@ -27,6 +27,7 @@
 
 #include <stdio.h>
 #include <stdlib.h>
+#include <time.h>
 #include <SDL.h>
 #include <SDL_image.h>
 #include <SDL_timer.h>
@@ -553,6 +554,11 @@ void show_real()
   SDL_UpdateRect(screen,0,0,0,0);
 }
 
+static int abrand(int a,int b)  //random number between a and b (inclusive)
+{
+  return(a+(rand() % (b-a+1)));
+}
+
 void generate_field()
 {
   int x,y;
@@ -852,11 +858,6 @@ void click()
   this_turn_demo=0;
 }
 
-int abrand(int a,int b)  //random number between a and b (inclusive)
-{
-  return(a+(rand() % (b-a+1)));
-}
-
 void get_click()
 {
   while ( SDL_WaitEvent(&event) >= 0 ) {
@@ -895,7 +896,7 @@ void init_sound()
   }
 }
 
-main(int argc, char *argv[])
+int main(int argc, char *argv[])
 {
   printf("\nBlack-Box version %s, Copyright (C) 2000-2008 Karl Bartel\n",VERSION);
   printf("Black-Box comes with ABSOLUTELY NO WARRANTY; for details see COPYING'.\n");