89         int b = avio_r8(pb);  in resync()
102     while (0x00 != (sb_size = avio_r8(pb))) {  in gif_skip_subblocks()
124     flags = avio_r8(pb);  in gif_read_header()
126     n      = avio_r8(pb);  in gif_read_header()
138     while ((type = avio_r8(pb)) != GIF_TRAILER) {  in gif_read_header()
142             int subtype = avio_r8(pb);  in gif_read_header()
148                 while ((block_size = avio_r8(pb)) != 0) {  in gif_read_header()
154                 int block_size = avio_r8(pb);  in gif_read_header()
175             flags = avio_r8(pb);  in gif_read_header()
212     int sb_size, ext_label = avio_r8(pb);  in gif_read_ext()
216         if ((sb_size = avio_r8(pb)) < 4) {  in gif_read_ext()
237         sb_size = avio_r8(pb);  in gif_read_ext()
243             sb_size = avio_r8(pb);  in gif_read_ext()
287         packed_fields = avio_r8(pb);  in gif_read_packet()
305     while (GIF_TRAILER != (block_label = avio_r8(pb)) && !avio_feof(pb)) {  in gif_read_packet()
314             packed_fields = avio_r8(pb);  in gif_read_packet()
325             if (avio_r8(pb) < 1) {  in gif_read_packet()