Minor clean-ups.

modules/juce_core/native/juce_win32_SystemStats.cpp

@@ -180,18 +180,19 @@ String SystemStats::getOperatingSystemName()
 
 bool SystemStats::isOperatingSystem64Bit()
 {
-   #ifdef _WIN64
+   #if JUCE_64BIT
     return true;
    #else
     typedef BOOL (WINAPI* LPFN_ISWOW64PROCESS) (HANDLE, PBOOL);
 
-    LPFN_ISWOW64PROCESS fnIsWow64Process = (LPFN_ISWOW64PROCESS) GetProcAddress (GetModuleHandle (_T("kernel32")), "IsWow64Process");
+    LPFN_ISWOW64PROCESS fnIsWow64Process
+        = (LPFN_ISWOW64PROCESS) GetProcAddress (GetModuleHandleA ("kernel32"), "IsWow64Process");
 
     BOOL isWow64 = FALSE;
 
-    return fnIsWow64Process != 0
+    return fnIsWow64Process != nullptr
             && fnIsWow64Process (GetCurrentProcess(), &isWow64)
-            && (isWow64 != FALSE);
+            && isWow64 != FALSE;
    #endif
 }
 

modules/juce_core/native/juce_win32_Threads.cpp

@@ -287,7 +287,7 @@ static void* currentModuleHandle = nullptr;
 void* Process::getCurrentModuleInstanceHandle() noexcept
 {
     if (currentModuleHandle == nullptr)
-        currentModuleHandle = GetModuleHandle (0);
+        currentModuleHandle = GetModuleHandleA (nullptr);
 
     return currentModuleHandle;
 }
@@ -319,8 +319,8 @@ void Process::terminate()
 
 bool juce_IsRunningInWine()
 {
-    HMODULE ntdll = GetModuleHandle (_T("ntdll.dll"));
-    return ntdll != 0 && GetProcAddress (ntdll, "wine_get_version") != 0;
+    HMODULE ntdll = GetModuleHandleA ("ntdll");
+    return ntdll != 0 && GetProcAddress (ntdll, "wine_get_version") != nullptr;
 }
 
 //==============================================================================

modules/juce_core/threads/juce_ThreadLocalValue.h

@@ -27,7 +27,7 @@
 #define __JUCE_THREADLOCALVALUE_JUCEHEADER__
 
 // (NB: on win32, native thread-locals aren't possible in a dynamically loaded DLL in XP).
-#if ! ((JUCE_MSVC && (defined (_WIN64) || ! defined (JucePlugin_PluginCode))) \
+#if ! ((JUCE_MSVC && (JUCE_64BIT || ! defined (JucePlugin_PluginCode))) \
        || (JUCE_MAC && JUCE_CLANG && defined (MAC_OS_X_VERSION_10_7) \
              && MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_X_VERSION_10_7))
  #define JUCE_NO_COMPILER_THREAD_LOCAL 1