62    fails to allocate memory, otherwise 0.  flush is assumed to be a valid
63    deflate() flush value.  If flush is Z_FINISH, then the deflate() state is
65    to the output file without compressing, and ignore flush. */
66 local int gz_comp(gz_statep state, int flush) {  in gz_comp()  argument
104         if (strm->avail_out == 0 || (flush != Z_NO_FLUSH &&  in gz_comp()
105             (flush != Z_FINISH || ret == Z_STREAM_END))) {  in gz_comp()
125         ret = deflate(strm, flush);  in gz_comp()
135     if (flush == Z_FINISH)  in gz_comp()
529 int ZEXPORT gzflush(gzFile file, int flush) {  in gzflush()  argument
541     /* check flush parameter */  in gzflush()
542     if (flush < 0 || flush > Z_FINISH)  in gzflush()
552     /* compress remaining data with requested flush */  in gzflush()
553     (void)gz_comp(state, flush);  in gzflush()
585         /* flush previous input with previous parameters before changing */  in gzsetparams()
616     /* flush, free memory, and close file */  in gzclose_w()