diff --git a/launcher/FileSystem.cpp b/launcher/FileSystem.cpp
index 3d66d844..6ef1eea7 100644
--- a/launcher/FileSystem.cpp
+++ b/launcher/FileSystem.cpp
@@ -122,12 +122,9 @@ namespace fs = ghc::filesystem;
 #   endif
 #endif
 
-#if defined(Q_OS_WIN)
+#if defined(Q_OS_WIN) 
 
-
-#ifndef FSCTL_DUPLICATE_EXTENTS_TO_FILE
-
-#define FSCTL_DUPLICATE_EXTENTS_TO_FILE     CTL_CODE(FILE_DEVICE_FILE_SYSTEM, 209, METHOD_BUFFERED, FILE_WRITE_DATA )
+#if defined(__MINGW32__)
 
 typedef struct _DUPLICATE_EXTENTS_DATA {
     HANDLE FileHandle;
@@ -136,12 +133,6 @@ typedef struct _DUPLICATE_EXTENTS_DATA {
     LARGE_INTEGER ByteCount;
 } DUPLICATE_EXTENTS_DATA, *PDUPLICATE_EXTENTS_DATA;
 
-#endif
-
-#ifndef FSCTL_GET_INTEGRITY_INFORMATION
-
-#define FSCTL_GET_INTEGRITY_INFORMATION     CTL_CODE(FILE_DEVICE_FILE_SYSTEM, 159, METHOD_BUFFERED, FILE_ANY_ACCESS)           // FSCTL_GET_INTEGRITY_INFORMATION_BUFFER
-
 typedef struct _FSCTL_GET_INTEGRITY_INFORMATION_BUFFER {
     WORD   ChecksumAlgorithm;   // Checksum algorithm. e.g. CHECKSUM_TYPE_UNCHANGED, CHECKSUM_TYPE_NONE, CHECKSUM_TYPE_CRC32
     WORD   Reserved;            // Must be 0
@@ -150,11 +141,6 @@ typedef struct _FSCTL_GET_INTEGRITY_INFORMATION_BUFFER {
     DWORD ClusterSizeInBytes;
 } FSCTL_GET_INTEGRITY_INFORMATION_BUFFER, *PFSCTL_GET_INTEGRITY_INFORMATION_BUFFER;
 
-#endif
-
-#ifndef FSCTL_SET_INTEGRITY_INFORMATION
-
-#define FSCTL_SET_INTEGRITY_INFORMATION     CTL_CODE(FILE_DEVICE_FILE_SYSTEM, 160, METHOD_BUFFERED, FILE_READ_DATA | FILE_WRITE_DATA) // FSCTL_SET_INTEGRITY_INFORMATION_BUFFER
 
 typedef struct _FSCTL_SET_INTEGRITY_INFORMATION_BUFFER {
     WORD   ChecksumAlgorithm;   // Checksum algorithm. e.g. CHECKSUM_TYPE_UNCHANGED, CHECKSUM_TYPE_NONE, CHECKSUM_TYPE_CRC32
@@ -164,9 +150,23 @@ typedef struct _FSCTL_SET_INTEGRITY_INFORMATION_BUFFER {
 
 #endif
 
+
+#ifndef FSCTL_DUPLICATE_EXTENTS_TO_FILE
+#define FSCTL_DUPLICATE_EXTENTS_TO_FILE     CTL_CODE(FILE_DEVICE_FILE_SYSTEM, 209, METHOD_BUFFERED, FILE_WRITE_DATA )
+#endif
+
+#ifndef FSCTL_GET_INTEGRITY_INFORMATION
+#define FSCTL_GET_INTEGRITY_INFORMATION     CTL_CODE(FILE_DEVICE_FILE_SYSTEM, 159, METHOD_BUFFERED, FILE_ANY_ACCESS)           // FSCTL_GET_INTEGRITY_INFORMATION_BUFFER
+#endif
+
+#ifndef FSCTL_SET_INTEGRITY_INFORMATION
+#define FSCTL_SET_INTEGRITY_INFORMATION     CTL_CODE(FILE_DEVICE_FILE_SYSTEM, 160, METHOD_BUFFERED, FILE_READ_DATA | FILE_WRITE_DATA) // FSCTL_SET_INTEGRITY_INFORMATION_BUFFER
+#endif
+
 #ifndef ERROR_NOT_CAPABLE
 #define ERROR_NOT_CAPABLE                775L
 #endif
+
 #ifndef ERROR_BLOCK_TOO_MANY_REFERENCES
 #define ERROR_BLOCK_TOO_MANY_REFERENCES  347L
 #endif