From 7abd96d407906b47436d354a5b8b7a23923eb58e Mon Sep 17 00:00:00 2001
From: Andrew Waterman <waterman@cs.berkeley.edu>
Date: Mon, 25 Mar 2013 20:04:54 -0700
Subject: [PATCH] add missing #include

---
 riscv/sim.cc | 1 +
 1 file changed, 1 insertion(+)

diff --git a/riscv/sim.cc b/riscv/sim.cc
index 6d98d8e..1cac94f 100644
--- a/riscv/sim.cc
+++ b/riscv/sim.cc
@@ -5,6 +5,7 @@
 #include <iostream>
 #include <climits>
 #include <assert.h>
+#include <unistd.h>
 
 #ifdef __linux__
 # define mmap mmap64
-- 
2.30.2