diff --git a/src/dbg/bookmark.h b/src/dbg/bookmark.h
index 557e4795..0cfb82b8 100644
--- a/src/dbg/bookmark.h
+++ b/src/dbg/bookmark.h
@@ -1,5 +1,5 @@
-#ifndef _GLOBAL_H
-#define _GLOBAL_H
+#ifndef _BOOKMARK_H
+#define _BOOKMARK_H
 
 #include "_global.h"
 
@@ -21,4 +21,4 @@ void BookmarkClear();
 void BookmarkGetList(std::vector<BOOKMARKSINFO> & list);
 bool BookmarkGetInfo(duint Address, BOOKMARKSINFO* info);
 
-#endif // _GLOBAL_H
\ No newline at end of file
+#endif // _BOOKMARK_H
\ No newline at end of file
diff --git a/src/dbg/breakpoint.h b/src/dbg/breakpoint.h
index 4d7d718c..4a16d0b7 100644
--- a/src/dbg/breakpoint.h
+++ b/src/dbg/breakpoint.h
@@ -1,4 +1,5 @@
-#pragma once
+#ifndef _BREAKPOINT_H
+#define _BREAKPOINT_H
 
 #include "_global.h"
 
@@ -46,4 +47,6 @@ int BpGetCount(BP_TYPE Type, bool EnabledOnly = false);
 void BpToBridge(const BREAKPOINT* Bp, BRIDGEBP* BridgeBp);
 void BpCacheSave(JSON Root);
 void BpCacheLoad(JSON Root);
-void BpClear();
\ No newline at end of file
+void BpClear();
+
+#endif // _BREAKPOINT_H
\ No newline at end of file
diff --git a/src/dbg/commandline.h b/src/dbg/commandline.h
index dd9bd903..e1b7db88 100644
--- a/src/dbg/commandline.h
+++ b/src/dbg/commandline.h
@@ -1,4 +1,5 @@
-#pragma once
+#ifndef _COMMANDLINE_H
+#define _COMMANDLINE_H
 
 #include "_global.h"
 #include "command.h"
@@ -8,4 +9,6 @@ char* getCommandLineArgs();
 void CmdLineCacheSave(JSON Root);
 void CmdLineCacheLoad(JSON Root);
 void copyCommandLine(const char* cmdLine);
-CMDRESULT setCommandLine();
\ No newline at end of file
+CMDRESULT setCommandLine();
+
+#endif // _COMMANDLINE_H
\ No newline at end of file
diff --git a/src/dbg/comment.h b/src/dbg/comment.h
index dccd0b6a..966955d4 100644
--- a/src/dbg/comment.h
+++ b/src/dbg/comment.h
@@ -1,4 +1,5 @@
-#pragma once
+#ifndef _COMMENT_H
+#define _COMMENT_H
 
 #include "_global.h"
 
@@ -19,4 +20,6 @@ void CommentCacheLoad(JSON Root);
 bool CommentEnum(COMMENTSINFO* List, size_t* Size);
 void CommentClear();
 void CommentGetList(std::vector<COMMENTSINFO> & list);
-bool CommentGetInfo(duint Address, COMMENTSINFO* info);
\ No newline at end of file
+bool CommentGetInfo(duint Address, COMMENTSINFO* info);
+
+#endif // _COMMENT_H
\ No newline at end of file
diff --git a/src/dbg/database.h b/src/dbg/database.h
index a3dc98e8..e135b0cd 100644
--- a/src/dbg/database.h
+++ b/src/dbg/database.h
@@ -1,4 +1,5 @@
-#pragma once
+#ifndef _DATABASE_H
+#define _DATABASE_H
 
 #include "_global.h"
 
@@ -12,4 +13,6 @@ enum class DbLoadSaveType
 void DbSave(DbLoadSaveType saveType);
 void DbLoad(DbLoadSaveType loadType);
 void DbClose();
-void DbSetPath(const char* Directory, const char* ModulePath);
\ No newline at end of file
+void DbSetPath(const char* Directory, const char* ModulePath);
+
+#endif // _DATABASE_H
\ No newline at end of file
diff --git a/src/dbg/error.h b/src/dbg/error.h
index 65985171..3ec478ba 100644
--- a/src/dbg/error.h
+++ b/src/dbg/error.h
@@ -1,4 +1,7 @@
-#pragma once
+#ifndef _ERROR_H
+#define _ERROR_H
 
 void ErrorCodeInit();
-const char* ErrorCodeToName(unsigned int ErrorCode);
\ No newline at end of file
+const char* ErrorCodeToName(unsigned int ErrorCode);
+
+#endif // _ERROR_H
\ No newline at end of file
diff --git a/src/dbg/exception.h b/src/dbg/exception.h
index 7376bde8..eeec2457 100644
--- a/src/dbg/exception.h
+++ b/src/dbg/exception.h
@@ -1,6 +1,9 @@
-#pragma once
+#ifndef _EXCEPTION_H
+#define _EXCEPTION_H
 
 #define MS_VC_EXCEPTION 0x406D1388
 
 void ExceptionCodeInit();
-const char* ExceptionCodeToName(unsigned int ExceptionCode);
\ No newline at end of file
+const char* ExceptionCodeToName(unsigned int ExceptionCode);
+
+#endif // _EXCEPTION_H
\ No newline at end of file
diff --git a/src/dbg/function.h b/src/dbg/function.h
index ad625fc7..fdb0228c 100644
--- a/src/dbg/function.h
+++ b/src/dbg/function.h
@@ -1,4 +1,5 @@
-#pragma once
+#ifndef _FUNCTION_H
+#define _FUNCTION_H
 
 #include "addrinfo.h"
 
@@ -21,4 +22,6 @@ void FunctionCacheLoad(JSON Root);
 bool FunctionEnum(FUNCTIONSINFO* List, size_t* Size);
 void FunctionClear();
 void FunctionGetList(std::vector<FUNCTIONSINFO> & list);
-bool FunctionGetInfo(duint Address, FUNCTIONSINFO* info);
\ No newline at end of file
+bool FunctionGetInfo(duint Address, FUNCTIONSINFO* info);
+
+#endif // _FUNCTION_H
\ No newline at end of file
diff --git a/src/dbg/label.h b/src/dbg/label.h
index 90020a40..0a0b7028 100644
--- a/src/dbg/label.h
+++ b/src/dbg/label.h
@@ -1,4 +1,5 @@
-#pragma once
+#ifndef _LABEL_H
+#define _LABEL_H
 
 #include "_global.h"
 
@@ -21,4 +22,6 @@ bool LabelEnum(LABELSINFO* List, size_t* Size);
 void LabelClear();
 void LabelGetList(std::vector<LABELSINFO> & list);
 bool LabelGetInfo(duint Address, LABELSINFO* info);
-void LabelEnumCb(std::function<void(const LABELSINFO & info)> cbEnum, const char* module = nullptr);
\ No newline at end of file
+void LabelEnumCb(std::function<void(const LABELSINFO & info)> cbEnum, const char* module = nullptr);
+
+#endif // _LABEL_H
\ No newline at end of file
diff --git a/src/dbg/memory.h b/src/dbg/memory.h
index 6fddbf0c..5bbd3e73 100644
--- a/src/dbg/memory.h
+++ b/src/dbg/memory.h
@@ -1,4 +1,5 @@
-#pragma once
+#ifndef _MEMORY_H
+#define _MEMORY_H
 
 #include "_global.h"
 #include "addrinfo.h"
@@ -38,4 +39,6 @@ bool MemPageRightsToString(DWORD Protect, char* Rights);
 bool MemPageRightsFromString(DWORD* Protect, const char* Rights);
 bool MemFindInPage(SimplePage page, duint startoffset, const std::vector<PatternByte> & pattern, std::vector<duint> & results, duint maxresults);
 bool MemFindInMap(const std::vector<SimplePage> & pages, const std::vector<PatternByte> & pattern, std::vector<duint> & results, duint maxresults, bool progress = true);
-bool MemDecodePointer(duint* Pointer);
\ No newline at end of file
+bool MemDecodePointer(duint* Pointer);
+
+#endif // _MEMORY_H
\ No newline at end of file
diff --git a/src/dbg/module.h b/src/dbg/module.h
index 35414e72..e6e8429f 100644
--- a/src/dbg/module.h
+++ b/src/dbg/module.h
@@ -1,4 +1,5 @@
-#pragma once
+#ifndef _MODULE_H
+#define _MODULE_H
 
 #include "_global.h"
 
@@ -48,3 +49,5 @@ int ModPathFromAddr(duint Address, char* Path, int Size);
 int ModPathFromName(const char* Module, char* Path, int Size);
 void ModGetList(std::vector<MODINFO> & list);
 bool ModAddImportToModule(duint Base, const MODIMPORTINFO & importInfo);
+
+#endif // _MODULE_H
\ No newline at end of file
diff --git a/src/dbg/patches.h b/src/dbg/patches.h
index 57169770..fd92e8d2 100644
--- a/src/dbg/patches.h
+++ b/src/dbg/patches.h
@@ -1,4 +1,5 @@
-#pragma once
+#ifndef _PATCHES_H
+#define _PATCHES_H
 
 #include "_global.h"
 
@@ -16,4 +17,6 @@ bool PatchDelete(duint Address, bool Restore);
 void PatchDelRange(duint Start, duint End, bool Restore);
 bool PatchEnum(PATCHINFO* List, size_t* Size);
 int PatchFile(const PATCHINFO* List, int Count, const char* FileName, char* Error);
-void PatchClear(const char* Module = nullptr);
\ No newline at end of file
+void PatchClear(const char* Module = nullptr);
+
+#endif // _PATCHES_H
\ No newline at end of file
diff --git a/src/dbg/reference.h b/src/dbg/reference.h
index d977b53a..95560d81 100644
--- a/src/dbg/reference.h
+++ b/src/dbg/reference.h
@@ -1,4 +1,5 @@
-#pragma once
+#ifndef _REFERENCE_H
+#define _REFERENCE_H
 
 #include "_global.h"
 #include "disasm_fast.h"
@@ -24,3 +25,5 @@ typedef std::function<void(int)> CBPROGRESS;
 
 int RefFind(duint Address, duint Size, CBREF Callback, void* UserData, bool Silent, const char* Name, REFFINDTYPE type);
 int RefFindInRange(duint scanStart, duint scanSize, CBREF Callback, void* UserData, bool Silent, REFINFO & refInfo, Capstone & cp, bool initCallBack, CBPROGRESS cbUpdateProgress);
+
+#endif // _REFERENCE_H
\ No newline at end of file
diff --git a/src/dbg/symbolinfo.h b/src/dbg/symbolinfo.h
index c2e90ab3..0958cb62 100644
--- a/src/dbg/symbolinfo.h
+++ b/src/dbg/symbolinfo.h
@@ -1,4 +1,5 @@
-#pragma once
+#ifndef _SYMBOLINFO_H
+#define _SYMBOLINFO_H
 
 #include "_global.h"
 
@@ -22,4 +23,6 @@ void SymEnumImports(duint Base, SYMBOLCBDATA* pSymbolCbData);
 \param [out] nLine Line number. Can be null.
 \return true if it succeeds, false if it fails.
 */
-bool SymGetSourceLine(duint Cip, char* FileName, int* Line);
\ No newline at end of file
+bool SymGetSourceLine(duint Cip, char* FileName, int* Line);
+
+#endif // _SYMBOLINFO_H
\ No newline at end of file
diff --git a/src/dbg/thread.h b/src/dbg/thread.h
index a2c61efc..b44ca60e 100644
--- a/src/dbg/thread.h
+++ b/src/dbg/thread.h
@@ -1,4 +1,5 @@
-#pragma once
+#ifndef _THREAD_H
+#define _THREAD_H
 
 #include "_global.h"
 #include "debugger.h"
@@ -21,4 +22,6 @@ bool ThreadSetName(DWORD dwThreadId, const char* name);
 HANDLE ThreadGetHandle(DWORD ThreadId);
 DWORD ThreadGetId(HANDLE Thread);
 int ThreadSuspendAll();
-int ThreadResumeAll();
\ No newline at end of file
+int ThreadResumeAll();
+
+#endif // _THREAD_H
\ No newline at end of file