diff --git a/LEGO1/mxdsbuffer.cpp b/LEGO1/mxdsbuffer.cpp
index b3e028d8..70b439a4 100644
--- a/LEGO1/mxdsbuffer.cpp
+++ b/LEGO1/mxdsbuffer.cpp
@@ -469,7 +469,7 @@ MxResult MxDSBuffer::CalcBytesRemaining(MxU8* p_data)
 			memcpy(m_pBuffer + m_writeOffset - m_bytesRemaining, ptr, bytesRead);
 
 			if (m_writeOffset == m_bytesRemaining)
-				*(MxU32*) (m_pBuffer + 4) = *MxStreamChunk::IntoPlus18(m_pBuffer) + MxStreamChunk::ReturnE();
+				*(MxU32*) (m_pBuffer + 4) = *MxStreamChunk::IntoPlus0x12(m_pBuffer) + MxStreamChunk::ReturnE();
 
 			m_bytesRemaining -= bytesRead;
 			result = SUCCESS;
diff --git a/LEGO1/mxstreamchunk.cpp b/LEGO1/mxstreamchunk.cpp
index 0143c06b..f26f4d53 100644
--- a/LEGO1/mxstreamchunk.cpp
+++ b/LEGO1/mxstreamchunk.cpp
@@ -50,16 +50,16 @@ MxU32 MxStreamChunk::ReadChunkHeader(MxU8* p_chunkData)
 }
 
 // FUNCTION: LEGO1 0x100c30e0
-MxResult MxStreamChunk::SendChunk(MxStreamListMxDSSubscriber& p_subscriberList, MxBool p_preappend, MxS16 p_obj24val)
+MxResult MxStreamChunk::SendChunk(MxStreamListMxDSSubscriber& p_subscriberList, MxBool p_append, MxS16 p_obj24val)
 {
 	for (MxStreamListMxDSSubscriber::iterator it = p_subscriberList.begin(); it != p_subscriberList.end(); it++) {
 		if ((*it)->GetObjectId() == m_objectId && (*it)->GetUnknown48() == p_obj24val) {
-			if ((m_flags & 2) != 0 && m_buffer) {
+			if (m_flags & MxDSChunk::Flag_Bit2 && m_buffer) {
 				m_buffer->ReleaseRef(this);
 				m_buffer = NULL;
 			}
 
-			(*it)->AddChunk(this, p_preappend);
+			(*it)->AddChunk(this, p_append);
 
 			return SUCCESS;
 		}
@@ -81,7 +81,7 @@ MxU16* MxStreamChunk::IntoFlags(MxU8* p_buffer)
 }
 
 // FUNCTION: LEGO1 0x100c31b0
-MxU32* MxStreamChunk::IntoPlus18(MxU8* p_buffer)
+MxU32* MxStreamChunk::IntoPlus0x12(MxU8* p_buffer)
 {
-	return (MxU32*) (p_buffer + 18);
+	return (MxU32*) (p_buffer + 0x12);
 }
diff --git a/LEGO1/mxstreamchunk.h b/LEGO1/mxstreamchunk.h
index bad7c9cc..0d35ffd9 100644
--- a/LEGO1/mxstreamchunk.h
+++ b/LEGO1/mxstreamchunk.h
@@ -31,11 +31,11 @@ class MxStreamChunk : public MxDSChunk {
 
 	MxResult ReadChunk(MxDSBuffer* p_buffer, MxU8* p_chunkData);
 	MxU32 ReadChunkHeader(MxU8* p_chunkData);
-	MxResult SendChunk(MxStreamListMxDSSubscriber& p_subscriberList, MxBool p_preappend, MxS16 p_obj24val);
+	MxResult SendChunk(MxStreamListMxDSSubscriber& p_subscriberList, MxBool p_append, MxS16 p_obj24val);
 	void SetBuffer(MxDSBuffer* p_buffer);
 
 	static MxU16* IntoFlags(MxU8* p_buffer);
-	static MxU32* IntoPlus18(MxU8* p_buffer);
+	static MxU32* IntoPlus0x12(MxU8* p_buffer);
 
 	// FUNCTION: LEGO1 0x100c3190
 	static MxU32* ReturnPlus10Ptr(MxU32* p_chunk) { return p_chunk + 10; }