7 files changed, 29 insertions, 8 deletions
diff --git a/src/kernel/FirmwareKit/EFI.h b/src/kernel/FirmwareKit/EFI.h
index f75f0fbe..f9d0802d 100644
--- a/src/kernel/FirmwareKit/EFI.h
+++ b/src/kernel/FirmwareKit/EFI.h
@@ -4,9 +4,12 @@
 
 ======================================== */
 
-#pragma once
+#ifndef FIRMWAREKIT_EFI_H
+#define FIRMWAREKIT_EFI_H
 
 #include <FirmwareKit/EFI/EFI.h>
 #include <FirmwareKit/GPT.h>
 
 /// @note this header is used to reference the EFI/EFI.h
+
+#endif
diff --git a/src/kernel/FirmwareKit/EFI/NS.h b/src/kernel/FirmwareKit/EFI/NS.h
index 1314e872..5a4cfeec 100644
--- a/src/kernel/FirmwareKit/EFI/NS.h
+++ b/src/kernel/FirmwareKit/EFI/NS.h
@@ -4,7 +4,8 @@
 
 ======================================== */
 
-#pragma once
+#ifndef FIRMWAREKIT_NS_H
+#define FIRMWAREKIT_NS_H
 
 #include <NeKit/Config.h>
 
@@ -16,3 +17,5 @@ EXTERN_C {
 }
 
 }  // namespace Firmware::Detail::EFI
+
+#endif
diff --git a/src/kernel/FirmwareKit/GPT.h b/src/kernel/FirmwareKit/GPT.h
index 6264bf30..c8c46cc9 100644
--- a/src/kernel/FirmwareKit/GPT.h
+++ b/src/kernel/FirmwareKit/GPT.h
@@ -4,7 +4,8 @@
 
 ======================================== */
 
-#pragma once
+#ifndef FIRMWAREKIT_GPT_H
+#define FIRMWAREKIT_GPT_H
 
 #include <FirmwareKit/EFI/EFI.h>
 #include <NeKit/Config.h>
@@ -46,3 +47,5 @@ struct PACKED GPT_PARTITION_ENTRY {
   UInt8    Name[kSectorAlignGPT_PartEntry];
 };
 }  // namespace Kernel
+
+#endif
diff --git a/src/kernel/FirmwareKit/Handover.h b/src/kernel/FirmwareKit/Handover.h
index 380691de..9bee9ed8 100644
--- a/src/kernel/FirmwareKit/Handover.h
+++ b/src/kernel/FirmwareKit/Handover.h
@@ -15,7 +15,8 @@
  *
  */
 
-#pragma once
+#ifndef FIRMWAREKIT_HANDOVER_H
+#define FIRMWAREKIT_HANDOVER_H
 
 #include <FirmwareKit/EFI/EFI.h>
 #include <NeKit/Config.h>
@@ -106,3 +107,5 @@ typedef Int32 (*HandoverProc)(BootInfoHeader* boot_info);
 
 /// @brief Bootloader information header global variable.
 inline Kernel::HEL::BootInfoHeader* kHandoverHeader = nullptr;
+
+#endif
diff --git a/src/kernel/FirmwareKit/NeBoot/BootNet.h b/src/kernel/FirmwareKit/NeBoot/BootNet.h
index dca655b7..73ef9e2d 100644
--- a/src/kernel/FirmwareKit/NeBoot/BootNet.h
+++ b/src/kernel/FirmwareKit/NeBoot/BootNet.h
@@ -4,7 +4,8 @@
 
 ======================================== */
 
-#pragma once
+#ifndef FIRMWAREKIT_BOOTNET_H
+#define FIRMWAREKIT_BOOTNET_H
 
 #include <NeKit/Config.h>
 
@@ -39,3 +40,5 @@ typedef struct _BOOTNET_INTERNET_HEADER {
 } PACKED BOOTNET_INTERNET_HEADER;
 
 using BOOTNET_INTERNET_HEADER_PTR = BOOTNET_INTERNET_HEADER*;
+
+#endif
diff --git a/src/kernel/FirmwareKit/NeBoot/NS.h b/src/kernel/FirmwareKit/NeBoot/NS.h
index 3a6bed6d..f8ef00e5 100644
--- a/src/kernel/FirmwareKit/NeBoot/NS.h
+++ b/src/kernel/FirmwareKit/NeBoot/NS.h
@@ -4,7 +4,10 @@
 
 ======================================== */
 
-#pragma once
+#ifndef FIRMWAREKIT_NS_H
+#define FIRMWAREKIT_NS_H
 
 #include <FirmwareKit/NeBoot/BootNet.h>
-#include <FirmwareKit/NeBoot/NeBoot.h>
-\ No newline at end of file
+#include <FirmwareKit/NeBoot/NeBoot.h>
+
+#endif
diff --git a/src/kernel/FirmwareKit/NeBoot/NeBoot.h b/src/kernel/FirmwareKit/NeBoot/NeBoot.h
index 1ca3b13c..0f377b1d 100644
--- a/src/kernel/FirmwareKit/NeBoot/NeBoot.h
+++ b/src/kernel/FirmwareKit/NeBoot/NeBoot.h
@@ -4,7 +4,8 @@
 
 ======================================== */
 
-#pragma once
+#ifndef FIRMWAREKIT_NEBOOT_H
+#define FIRMWAREKIT_NEBOOT_H
 
 #include <NeKit/Config.h>
 
@@ -32,3 +33,5 @@ struct ATTRIBUTE(aligned(4)) NEBOOT_LINEAR_EXEC {
 #endif
 };
 }  // namespace Firmware::Detail::NeBoot
+
+#endif