diff --git a/CMakeLists.txt b/CMakeLists.txt
index c4416025f..a68b16056 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -129,20 +129,19 @@ endif()
 
 string(REGEX REPLACE "[^0-9a-f]+" "" GIT_SHA "${GIT_SHA}")
 
-if(NOT WIN32)
-  execute_process(COMMAND
-      "./build_tools/version.sh" "full"
-      WORKING_DIRECTORY ${PROJECT_SOURCE_DIR}
-      OUTPUT_VARIABLE ROCKSDB_VERSION
-  )
-  string(STRIP "${ROCKSDB_VERSION}" ROCKSDB_VERSION)
-  execute_process(COMMAND
-      "./build_tools/version.sh" "major"
-      WORKING_DIRECTORY ${PROJECT_SOURCE_DIR}
-      OUTPUT_VARIABLE ROCKSDB_VERSION_MAJOR
-  )
-  string(STRIP "${ROCKSDB_VERSION_MAJOR}" ROCKSDB_VERSION_MAJOR)
-endif()
+set(SH_CMD "sh")
+execute_process(COMMAND
+  ${SH_CMD} -c "build_tools/version.sh full"
+  WORKING_DIRECTORY ${PROJECT_SOURCE_DIR}
+  OUTPUT_VARIABLE ROCKSDB_VERSION
+)
+string(STRIP "${ROCKSDB_VERSION}" ROCKSDB_VERSION)
+execute_process(COMMAND
+  ${SH_CMD} -c "build_tools/version.sh major"
+  WORKING_DIRECTORY ${PROJECT_SOURCE_DIR}
+  OUTPUT_VARIABLE ROCKSDB_VERSION_MAJOR
+)
+string(STRIP "${ROCKSDB_VERSION_MAJOR}" ROCKSDB_VERSION_MAJOR)
 
 option(WITH_MD_LIBRARY "build with MD" ON)
 if(WIN32 AND MSVC)
diff --git a/db/memtable.cc b/db/memtable.cc
index af3ae8f83..66bf55920 100644
--- a/db/memtable.cc
+++ b/db/memtable.cc
@@ -236,6 +236,14 @@ int MemTable::KeyComparator::operator()(const char* prefix_len_key,
   return comparator.Compare(a, key);
 }
 
+void MemTableRep::InsertConcurrently(KeyHandle handle) {
+#ifndef ROCKSDB_LITE
+    throw std::runtime_error("concurrent insert not supported");
+#else
+    abort();
+#endif
+  }
+
 Slice MemTableRep::UserKey(const char* key) const {
   Slice slice = GetLengthPrefixedSlice(key);
   return Slice(slice.data(), slice.size() - 8);
diff --git a/include/rocksdb/memtablerep.h b/include/rocksdb/memtablerep.h
index 347dd3096..1385a83cb 100644
--- a/include/rocksdb/memtablerep.h
+++ b/include/rocksdb/memtablerep.h
@@ -96,13 +96,7 @@ class MemTableRep {
 
   // Like Insert(handle), but may be called concurrent with other calls
   // to InsertConcurrently for other handles
-  virtual void InsertConcurrently(KeyHandle handle) {
-#ifndef ROCKSDB_LITE
-    throw std::runtime_error("concurrent insert not supported");
-#else
-    abort();
-#endif
-  }
+  virtual void InsertConcurrently(KeyHandle handle);
 
   // Returns true iff an entry that compares equal to key is in the collection.
   virtual bool Contains(const char* key) const = 0;