diff --git a/compiler-rt/lib/fuzzer/FuzzerDefs.h b/compiler-rt/lib/fuzzer/FuzzerDefs.h
--- a/compiler-rt/lib/fuzzer/FuzzerDefs.h
+++ b/compiler-rt/lib/fuzzer/FuzzerDefs.h
@@ -20,8 +20,6 @@
 #include <string>
 #include <vector>
 
-#include "FuzzerPlatform.h"
-
 namespace fuzzer {
 
 template <class T> T Min(T a, T b) { return a < b ? a : b; }
@@ -63,7 +61,7 @@
 typedef Vector<Unit> UnitVector;
 typedef int (*UserCallback)(const uint8_t *Data, size_t Size);
 
-ATTRIBUTE_INTERFACE int FuzzerDriver(int *argc, char ***argv, UserCallback Callback);
+int FuzzerDriver(int *argc, char ***argv, UserCallback Callback);
 
 uint8_t *ExtraCountersBegin();
 uint8_t *ExtraCountersEnd();
diff --git a/compiler-rt/lib/fuzzer/FuzzerDriver.cpp b/compiler-rt/lib/fuzzer/FuzzerDriver.cpp
--- a/compiler-rt/lib/fuzzer/FuzzerDriver.cpp
+++ b/compiler-rt/lib/fuzzer/FuzzerDriver.cpp
@@ -858,6 +858,12 @@
   exit(0);  // Don't let F destroy itself.
 }
 
+extern "C" ATTRIBUTE_INTERFACE int
+LLVMRunFuzzerDriver(int *argc, char ***argv,
+                    int (*UserCb)(const uint8_t *Data, size_t Size)) {
+  return FuzzerDriver(argc, argv, UserCb);
+}
+
 // Storage for global ExternalFunctions object.
 ExternalFunctions *EF = nullptr;