diff --git a/src/libs/zmbv/zmbv.cpp b/src/libs/zmbv/zmbv.cpp
index 2f18b150..e00d62ad 100644
--- a/src/libs/zmbv/zmbv.cpp
+++ b/src/libs/zmbv/zmbv.cpp
@@ -194,13 +194,9 @@ INLINE void VideoCodec::AddXorBlock(int vx,int vy,FrameBlock * block) {
 
 template<class P>
 void VideoCodec::AddXorFrame(void) {
-	int written=0;
-	int lastvector=0;
 	signed char * vectors=(signed char*)&work[workUsed];
 	/* Align the following xor data on 4 byte boundary*/
 	workUsed=(workUsed + blockcount*2 +3) & ~3;
-	int totalx=0;
-	int totaly=0;
 	for (int b=0;b<blockcount;b++) {
 		FrameBlock * block=&blocks[b];
 		int bestvx = 0;
@@ -362,7 +358,7 @@ int VideoCodec::FinishCompressFrame( void ) {
 	zstream.next_out = (Bytef *)(compress.writeBuf + compress.writeDone);
 	zstream.avail_out = compress.writeSize - compress.writeDone;
 	zstream.total_out = 0;
-	int res = deflate(&zstream, Z_SYNC_FLUSH);
+	deflate(&zstream, Z_SYNC_FLUSH);
 	return compress.writeDone + zstream.total_out;
 }
 
@@ -432,7 +428,7 @@ bool VideoCodec::DecompressFrame(void * framedata, int size) {
 	zstream.next_out = (Bytef *)work;
 	zstream.avail_out = bufsize;
 	zstream.total_out = 0;
-	int res = inflate(&zstream, Z_FINISH);
+	inflate(&zstream, Z_FINISH);
 	workUsed= zstream.total_out;
 	workPos = 0;
 	if (tag & Mask_KeyFrame) {