diff --git a/reactos/sdk/include/psdk/ntdddisk.h b/reactos/sdk/include/psdk/ntdddisk.h
index 6b66518b056..f1ddb30efb8 100644
--- a/reactos/sdk/include/psdk/ntdddisk.h
+++ b/reactos/sdk/include/psdk/ntdddisk.h
@@ -223,6 +223,9 @@ extern "C" {
 #ifdef __REACTOS__
 #define PARTITION_OLD_LINUX               0x43
 #define PARTITION_LINUX                   0x83
+#define PARTITION_FREEBSD                 0xA5
+#define PARTITION_OPENBSD                 0xA6
+#define PARTITION_NETBSD                  0xA9
 #endif
 
 #define IsFTPartition( PartitionType ) \
@@ -248,8 +251,11 @@ extern "C" {
 	((PartitionType) == PARTITION_FAT32) || \
 	((PartitionType) == PARTITION_FAT32_XINT13) || \
 	((PartitionType) == PARTITION_XINT13) || \
-        ((PartitionType) == PARTITION_LINUX) || \
-        ((PartitionType) == PARTITION_OLD_LINUX))
+	((PartitionType) == PARTITION_LINUX) || \
+	((PartitionType) == PARTITION_OLD_LINUX) || \
+	((PartitionType) == PARTITION_FREEBSD) || \
+	((PartitionType) == PARTITION_OPENBSD) || \
+	((PartitionType) == PARTITION_NETBSD))
 #else
 #define IsRecognizedPartition(PartitionType) ( \
 	(((PartitionType) & PARTITION_NTFT) && (((PartitionType) & ~0xC0) == PARTITION_FAT_12)) || \
diff --git a/reactos/sdk/include/psdk/winioctl.h b/reactos/sdk/include/psdk/winioctl.h
index 58c6b232c0c..32978506be3 100644
--- a/reactos/sdk/include/psdk/winioctl.h
+++ b/reactos/sdk/include/psdk/winioctl.h
@@ -197,6 +197,9 @@ extern "C" {
 #ifdef __REACTOS__
 #define PARTITION_OLD_LINUX               0x43
 #define PARTITION_LINUX                   0x83
+#define PARTITION_FREEBSD                 0xA5
+#define PARTITION_OPENBSD                 0xA6
+#define PARTITION_NETBSD                  0xA9
 #endif
 #define SERIAL_LSRMST_ESCAPE          0
 #define SERIAL_LSRMST_LSR_DATA        1
@@ -597,7 +600,10 @@ typedef struct {
     ((t&~PARTITION_NTFT)==PARTITION_FAT32_XINT13)||\
     ((t&~PARTITION_NTFT)==PARTITION_XINT13)||\
     ((t&~PARTITION_NTFT)==PARTITION_LINUX)||\
-    ((t&~PARTITION_NTFT)==PARTITION_OLD_LINUX))
+    ((t&~PARTITION_NTFT)==PARTITION_OLD_LINUX)||\
+    ((t&~PARTITION_NTFT)==PARTITION_FREEBSD)||\
+    ((t&~PARTITION_NTFT)==PARTITION_OPENBSD)||\
+    ((t&~PARTITION_NTFT)==PARTITION_NETBSD))
 #else
 #define IsRecognizedPartition(t)\
   (((t&PARTITION_NTFT)&&((t&~VALID_NTFT)==PARTITION_FAT_12))||\