Index: src/ch/TRegistry.cpp
===================================================================
diff -u -N -rd5fd15320ef765fd5225b10e764bca458c2e317c -r8068e0c351055554340ac9755d1bc846893bf2b8
--- src/ch/TRegistry.cpp	(.../TRegistry.cpp)	(revision d5fd15320ef765fd5225b10e764bca458c2e317c)
+++ src/ch/TRegistry.cpp	(.../TRegistry.cpp)	(revision 8068e0c351055554340ac9755d1bc846893bf2b8)
@@ -39,7 +39,7 @@
 	std::unique_ptr<wchar_t[]> buf(new wchar_t[stMaxBuffer]);
 
 	DWORD dwCount = stMaxBuffer;
-	LSTATUS lStatus = RegQueryValueEx(m_hKey, pszValueKey, NULL, &dwType, (BYTE*)buf.get(), &dwCount);
+	LSTATUS lStatus = RegQueryValueEx(m_hKey, pszValueKey, nullptr, &dwType, (BYTE*)buf.get(), &dwCount);
 	if (lStatus != ERROR_SUCCESS)
 		return false;
 
@@ -54,7 +54,7 @@
 	DWORD dwType = REG_DWORD;
 	DWORD dwCount = sizeof(DWORD);
 	DWORD dwValue = 0;
-	LSTATUS lStatus = RegQueryValueEx(m_hKey, pszValueKey, NULL, &dwType, (BYTE*)&dwValue, &dwCount);
+	LSTATUS lStatus = RegQueryValueEx(m_hKey, pszValueKey, nullptr, &dwType, (BYTE*)&dwValue, &dwCount);
 	if (lStatus != ERROR_SUCCESS)
 		return false;