diff --git a/vnr/ithsys/ithsys.cc b/vnr/ithsys/ithsys.cc
index 3b49610..128f51f 100644
--- a/vnr/ithsys/ithsys.cc
+++ b/vnr/ithsys/ithsys.cc
@@ -129,7 +129,7 @@ size_t IthGetCurrentModulePath(wchar_t *buf, size_t len)
 HANDLE hHeap; // used in ith/common/memory.h
 #endif // ITH_HAS_HEAP
 
-DWORD currentProcessId;
+DWORD current_process_id;
 DWORD debug;
 BYTE launch_time[0x10];
 LPVOID page;
@@ -238,7 +238,7 @@ public:
     AcquireLock();
     DWORD pid,addr,len;
     if (hProc == NtCurrentProcess())
-      pid = ::currentProcessId;
+      pid = ::current_process_id;
     else {
       PROCESS_BASIC_INFORMATION info;
       NtQueryInformationProcess(hProc, ProcessBasicInformation, &info, sizeof(info), &len);
@@ -287,7 +287,7 @@ public:
     DWORD pid,addr,len;
     AcquireLock();
     if (hProc==NtCurrentProcess())
-      pid = ::currentProcessId;
+      pid = ::current_process_id;
     else {
       PROCESS_BASIC_INFORMATION info;
       NtQueryInformationProcess(hProc,ProcessBasicInformation,&info,sizeof(info),&len);
@@ -733,7 +733,7 @@ BOOL IthInitSystemService()
     mov ecx,[eax+0x20]
     mov eax,[eax+0x30]
     mov peb,eax
-    mov currentProcessId,ecx
+    mov current_process_id,ecx
   }
   debug = peb->BeingDebugged;
   LowFragmentHeap = 2;
diff --git a/vnr/ithsys/ithsys.h b/vnr/ithsys/ithsys.h
index 4457f43..87c67f3 100644
--- a/vnr/ithsys/ithsys.h
+++ b/vnr/ithsys/ithsys.h
@@ -63,7 +63,7 @@ void CheckThreadStart();
 extern HANDLE hHeap; // used in ith/common/memory.h
 #endif // ITH_HAS_HEAP
 
-extern DWORD currentProcessId;
+extern DWORD current_process_id;
 extern DWORD debug;
 extern BYTE LeadByteTable[];
 extern LPVOID page;
diff --git a/vnr/vnrhook/src/hijack/texthook.h b/vnr/vnrhook/src/hijack/texthook.h
index 775600c..91015c7 100644
--- a/vnr/vnrhook/src/hijack/texthook.h
+++ b/vnr/vnrhook/src/hijack/texthook.h
@@ -23,7 +23,7 @@ extern int currentHook;
 extern WCHAR dll_mutex[];
 //extern WCHAR dll_name[];
 extern DWORD trigger;
-//extern DWORD currentProcessId;
+//extern DWORD current_process_id;
 
 // jichi 6/3/2014: Get memory range of the current module
 extern DWORD processStartAddress,
diff --git a/vnr/vnrhook/src/main.cc b/vnr/vnrhook/src/main.cc
index ff73fdb..71b0c1b 100644
--- a/vnr/vnrhook/src/main.cc
+++ b/vnr/vnrhook/src/main.cc
@@ -69,7 +69,7 @@ HANDLE
     hFile,
     hMutex,
     hmMutex;
-//DWORD currentProcessId;
+//DWORD current_process_id;
 extern DWORD enter_count;
 //extern LPWSTR current_dir;
 extern DWORD engine_type;
@@ -147,12 +147,12 @@ BOOL WINAPI DllMain(HINSTANCE hModule, DWORD fdwReason, LPVOID unused)
   switch (fdwReason) {
   case DLL_PROCESS_ATTACH:
     {
-      static bool attached = false;
-	  if (attached) // already attached
+      static bool attached_ = false;
+	  if (attached_) // already attached
 	  {
 		  return TRUE;
 	  }        
-      attached = true;
+      attached_ = true;
 
       DisableThreadLibraryCalls(hModule);
 
@@ -163,7 +163,7 @@ BOOL WINAPI DllMain(HINSTANCE hModule, DWORD fdwReason, LPVOID unused)
       // No longer checking if SystemService fails, which could happen on non-Japanese OS
       IthInitSystemService();
 
-      swprintf(hm_section, ITH_SECTION_ L"%d", currentProcessId);
+      swprintf(hm_section, ITH_SECTION_ L"%d", current_process_id);
 
       // jichi 9/25/2013: Interprocedural communication with vnrsrv.
       hSection = IthCreateSection(hm_section, HOOK_SECTION_SIZE, PAGE_EXECUTE_READWRITE);
@@ -185,12 +185,12 @@ BOOL WINAPI DllMain(HINSTANCE hModule, DWORD fdwReason, LPVOID unused)
 
       {
         wchar_t hm_mutex[0x100];
-        swprintf(hm_mutex, ITH_HOOKMAN_MUTEX_ L"%d", currentProcessId);
+        swprintf(hm_mutex, ITH_HOOKMAN_MUTEX_ L"%d", current_process_id);
         ::hmMutex = IthCreateMutex(hm_mutex, FALSE);
       }
       {
         wchar_t dll_mutex[0x100];
-        swprintf(dll_mutex, ITH_PROCESS_MUTEX_ L"%d", currentProcessId);
+        swprintf(dll_mutex, ITH_PROCESS_MUTEX_ L"%d", current_process_id);
         DWORD exists;
         ::hMutex = IthCreateMutex(dll_mutex, TRUE, &exists); // jichi 9/18/2013: own is true, make sure the injected dll is singleton
         if (exists)
diff --git a/vnr/vnrhook/src/pipe.cc b/vnr/vnrhook/src/pipe.cc
index ce76a57..b527ff6 100644
--- a/vnr/vnrhook/src/pipe.cc
+++ b/vnr/vnrhook/src/pipe.cc
@@ -72,7 +72,7 @@ DWORD WINAPI PipeManager(LPVOID unused)
 			}
 		}
 
-		WriteFile(::hookPipe, &::currentProcessId, sizeof(::currentProcessId), nullptr, nullptr);
+		WriteFile(::hookPipe, &::current_process_id, sizeof(::current_process_id), nullptr, nullptr);
 
 		for (int i = 0, count = 0; count < ::currentHook; i++)
 		{
@@ -167,7 +167,7 @@ void ConsoleOutput(LPCSTR text)
   //  BYTE buffer[0x80];
   //  BYTE *buff;
   //  len = wcslen(str) << 1;
-  //  t = swprintf((LPWSTR)(buffer + 8),L"%d: ",currentProcessId) << 1;
+  //  t = swprintf((LPWSTR)(buffer + 8),L"%d: ",current_process_id) << 1;
   //  sum = len + t + 8;
   //  if (sum > 0x80) {
   //    buff = new BYTE[sum];