275    png_uint_32       opt;          /* an option, or OPTION or LIST */  member
465       png_byte         opt;            /* The option being tested */  member
583 display_log(struct display *dp, error_level level, const char *fmt, ...)  in display_log()
709 option_index(struct display *dp, const char *opt, size_t len)  in option_index()
733 get_option(struct display *dp, const char *opt, int *value)  in get_option()
748 set_opt_string_(struct display *dp, unsigned int sp, png_byte opt,  in set_opt_string_()
783 record_opt(struct display *dp, png_byte opt, const char *entry_name)  in record_opt()
810 opt_list_end(struct display *dp, png_byte opt, png_byte entry)  in opt_list_end()
823 push_opt(struct display *dp, unsigned int sp, png_byte opt, int search)  in push_opt()
912    png_byte entry, opt;  in next_opt()  local
1133    int opt = dp->stack[sp].opt;  in compare_option()  local
1158 advance_opt(struct display *dp, png_byte opt, int search)  in advance_opt()
1222 getallopts_(struct display *dp, png_byte opt, int *value, int record)  in getallopts_()
1259    png_byte opt = option_index(dp, opt_str, strlen(opt_str));  in getsearchopts()  local
1327 find_val(struct display *dp, png_byte opt, const char *str, size_t len)  in find_val()