diff --git a/engine/common/fs.c b/engine/common/fs.c
index 0e0f0918c..05461fda2 100644
--- a/engine/common/fs.c
+++ b/engine/common/fs.c
@@ -1041,11 +1041,13 @@ static void *FSZIP_LoadZipFile (vfsfile_t *packhandle, char *desc)
 	zip->files = newfiles = Z_Malloc (zip->numfiles * sizeof(packfile_t));
 	for (i = 0; i < zip->numfiles; i++)
 	{
-		unzGetCurrentFileInfo (zip->handle, &file_info, newfiles[i].name, sizeof(newfiles[i].name), NULL, 0, NULL, 0);
+		if (unzGetCurrentFileInfo (zip->handle, &file_info, newfiles[i].name, sizeof(newfiles[i].name), NULL, 0, NULL, 0) != UNZ_OK)
+			Con_Printf("Zip Error\n");
 		Q_strlwr(newfiles[i].name);
 		newfiles[i].filelen = file_info.uncompressed_size;
 		newfiles[i].filepos = file_info.c_offset;
-		unzGoToNextFile (zip->handle);
+		if (unzGoToNextFile (zip->handle) != UNZ_OK)
+			Con_Printf("Zip Error\n");
 	}
 
 	zip->references = 1;
diff --git a/engine/common/protocol.h b/engine/common/protocol.h
index a5182f8f7..25370139c 100644
--- a/engine/common/protocol.h
+++ b/engine/common/protocol.h
@@ -409,6 +409,7 @@ enum clcq2_ops_e
 
 // the first 16 bits of a packetentities update holds 9 bits
 // of entity number and 7 bits of flags
+#define	U_UNUSABLE	(1<<8)
 #define	U_ORIGIN1	(1<<9)
 #define	U_ORIGIN2	(1<<10)
 #define	U_ORIGIN3	(1<<11)
diff --git a/engine/common/unzip.c b/engine/common/unzip.c
index 04307d6ff..08db8af34 100644
--- a/engine/common/unzip.c
+++ b/engine/common/unzip.c
@@ -142,7 +142,7 @@ local int unzlocal_getShort(vfsfile_t *fin,unsigned long *pi) {
 }
 
 local int unzlocal_getLong(vfsfile_t *fin,unsigned long *pi) {
-	unsigned long c;
+	unsigned int c;
 	int err = VFS_READ(fin, &c, 4);
     if (err==4) {
 	    *pi = LittleLong(c);