diff --git a/lib/Bytecode/Reader/Reader.cpp b/lib/Bytecode/Reader/Reader.cpp
index d0c4d7a5ae3..cab257f6ec9 100644
--- a/lib/Bytecode/Reader/Reader.cpp
+++ b/lib/Bytecode/Reader/Reader.cpp
@@ -20,7 +20,6 @@
 #include "llvm/iPHINode.h"
 #include "llvm/iOther.h"
 #include <sys/types.h>
-typedef int blksize_t;
 #include <sys/stat.h>
 #include <sys/mman.h>
 #include <fcntl.h>
diff --git a/tools/link/link.cpp b/tools/link/link.cpp
index ad4cbdbe8cb..db21db06544 100644
--- a/tools/link/link.cpp
+++ b/tools/link/link.cpp
@@ -19,7 +19,6 @@
 #include <fstream>
 #include <memory>
 #include <sys/types.h>     // For FileExists
-typedef int blksize_t;   // SYS/TYPES is broken!!!
 #include <sys/stat.h>
 
 
diff --git a/tools/llvm-link/llvm-link.cpp b/tools/llvm-link/llvm-link.cpp
index ad4cbdbe8cb..db21db06544 100644
--- a/tools/llvm-link/llvm-link.cpp
+++ b/tools/llvm-link/llvm-link.cpp
@@ -19,7 +19,6 @@
 #include <fstream>
 #include <memory>
 #include <sys/types.h>     // For FileExists
-typedef int blksize_t;   // SYS/TYPES is broken!!!
 #include <sys/stat.h>