diff --git a/reactos/include/ddk/zwtypes.h b/reactos/include/ddk/zwtypes.h
index 2a5621c5c09..a857c6a12be 100644
--- a/reactos/include/ddk/zwtypes.h
+++ b/reactos/include/ddk/zwtypes.h
@@ -1242,6 +1242,30 @@ typedef struct _FILE_MODE_INFORMATION {
 	ULONG Mode;
 } FILE_MODE_INFORMATION, *PFILE_MODE_INFORMATION;
 
+
+typedef struct _FILE_PIPE_INFORMATION {
+	ULONG ReadMode;
+	ULONG CompletionMode;
+} FILE_PIPE_INFORMATION, *PFILE_PIPE_INFORMATION;
+
+typedef struct _FILE_PIPE_LOCAL_INFORMATION {
+	ULONG NamedPipeType;
+	ULONG NamedPipeConfiguration;
+	ULONG MaximumInstances;
+	ULONG CurrentInstances;
+	ULONG InboundQuota;
+	ULONG ReadDataAvailable;
+	ULONG OutboundQuota;
+	ULONG WriteQuotaAvailable;
+	ULONG NamedPipeState;
+	ULONG NamedPipeEnd;
+} FILE_PIPE_LOCAL_INFORMATION, *PFILE_PIPE_LOCAL_INFORMATION;
+
+typedef struct _FILE_PIPE_REMOTE_INFORMATION {
+	LARGE_INTEGER CollectDataTime;
+	ULONG MaximumCollectionCount;
+} FILE_PIPE_REMOTE_INFORMATION, *PFILE_PIPE_REMOTE_INFORMATION;
+
 typedef struct _FILE_MAILSLOT_QUERY_INFORMATION {
 	ULONG MaxMessageSize;
 	ULONG Unknown; /* ?? */