gcc 4.4.1 really expects the code to go to infinity and beyond.

git-svn-id: http://www.varnish-cache.org/svn/trunk/varnish-cache@4214 d4fa192b-c00b-0410-8231-f00ffab90ce4

bin/varnishd/cache_acceptor.c

@@ -268,6 +268,7 @@ vca_acct(void *arg)
 			WRK_QueueSession(sp);
 		}
 	}
+	return NULL;
 }
 
 /*--------------------------------------------------------------------*/

bin/varnishd/cache_ban.c

@@ -550,6 +550,7 @@ ban_lurker(struct sess *sp, void *priv)
 		HSH_Deref(sp->wrk, &o);
 		TIM_sleep(params->ban_lurker_sleep);
 	}
+	return NULL;
 }
 
 

bin/varnishd/cache_expire.c

@@ -296,6 +296,7 @@ exp_timer(struct sess *sp, void *priv)
 			HSH_DerefObjCore(sp);
 		}
 	}
+	return NULL;
 }
 
 /*--------------------------------------------------------------------

bin/varnishd/cache_pool.c

@@ -428,6 +428,7 @@ wrk_herdtimer_thread(void *priv)
 
 		TIM_sleep(params->wthread_purge_delay * 1e-3);
 	}
+	return NULL;
 }
 
 /*--------------------------------------------------------------------
@@ -500,6 +501,7 @@ wrk_herder_thread(void *priv)
 			wrk_breed_flock(wq[u]);
 		}
 	}
+	return NULL;
 }
 
 /*--------------------------------------------------------------------

bin/varnishd/cache_waiter_epoll.c

@@ -195,6 +195,7 @@ vca_main(void *arg)
 			SES_Delete(sp);
 		}
 	}
+	return NULL;
 }
 
 /*--------------------------------------------------------------------*/
@@ -214,6 +215,7 @@ vca_sess_timeout_ticker(void *arg)
 		TIM_sleep(100 * 1e-3);
 		assert(read(dotimer_pipe[0], &junk, 1));
 	}
+	return NULL;
 }
 
 /*--------------------------------------------------------------------*/

bin/varnishd/cache_waiter_poll.c

@@ -152,6 +152,7 @@ vca_main(void *arg)
 			SES_Delete(sp);
 		}
 	}
+	return NULL;
 }
 
 /*--------------------------------------------------------------------*/

bin/varnishd/hash_critbit.c

@@ -375,6 +375,7 @@ hcb_cleaner(void *priv)
 		Lck_Unlock(&hcb_mtx);
 		WRK_SumStat(&ww);
 	}
+	return NULL;
 }
 
 /**********************************************************************/