-int RFXSWF_deflate_wraper(TAG * t,z_stream * zs,U8 * data,boolean finish)
-{ while (1)
- { int status = deflate(zs,Z_SYNC_FLUSH);
+int RFXSWF_deflate_wraper(TAG * t,z_stream * zs,boolean finish)
+{
+ U8*data=malloc(OUTBUFFER_SIZE);
+ zs->next_out = data;
+ zs->avail_out = OUTBUFFER_SIZE;
+ while (1)
+ { int status = deflate(zs,Z_NO_FLUSH);
+
+ if (status!=Z_OK)
+ {
+#ifdef DEBUG_RFXSWF
+ fprintf(stderr,"rfxswf: zlib compression error (%i)\n",status);
+#endif
+ free(data);
+ return status;
+ }