diff --git a/lib/ExecutionEngine/JIT/Intercept.cpp b/lib/ExecutionEngine/JIT/Intercept.cpp
index fa8bee46042..2251a8e6b07 100644
--- a/lib/ExecutionEngine/JIT/Intercept.cpp
+++ b/lib/ExecutionEngine/JIT/Intercept.cpp
@@ -52,6 +52,7 @@ static void runAtExitHandlers() {
 #include <sys/stat.h>
 #endif
 #include <fcntl.h>
+#include <unistd.h>
 /* stat functions are redirecting to __xstat with a version number.  On x86-64
  * linking with libc_nonshared.a and -Wl,--export-dynamic doesn't make 'stat'
  * available as an exported symbol, so we have to add it explicitly.
diff --git a/lib/ExecutionEngine/MCJIT/Intercept.cpp b/lib/ExecutionEngine/MCJIT/Intercept.cpp
index e431c848d63..f83f4282e01 100644
--- a/lib/ExecutionEngine/MCJIT/Intercept.cpp
+++ b/lib/ExecutionEngine/MCJIT/Intercept.cpp
@@ -52,6 +52,7 @@ static void runAtExitHandlers() {
 #include <sys/stat.h>
 #endif
 #include <fcntl.h>
+#include <unistd.h>
 /* stat functions are redirecting to __xstat with a version number.  On x86-64
  * linking with libc_nonshared.a and -Wl,--export-dynamic doesn't make 'stat'
  * available as an exported symbol, so we have to add it explicitly.