table_check_name
if (table_check_name(name) != 0)
int table_check_name(const char *tablename);
#define nat64clat_check_name table_check_name
#define nat64lsn_check_name table_check_name
#define nat64stl_check_name table_check_name
#define nptv6_check_name table_check_name
if (table_check_name(tablename) == 0) {
if (table_check_name(second) != 0)