@subheading tld_strerror
@anchor{tld_strerror}
@deftypefun {const char *} {tld_strerror} (Tld_rc @var{rc})
@var{rc}: tld return code

Convert a return code integer to a text string.  This string can be
used to output a diagnostic message to the user.

@strong{TLD_SUCCESS:} Successful operation.  This value is guaranteed to
always be zero, the remaining ones are only guaranteed to hold
non-zero values, for logical comparison purposes.

@strong{TLD_INVALID:} Invalid character found.

@strong{TLD_NODATA:} No input data was provided.

@strong{TLD_MALLOC_ERROR:} Error during memory allocation.

@strong{TLD_ICONV_ERROR:} Error during iconv string conversion.

@strong{TLD_NO_TLD:} No top-level domain found in domain string.

@strong{Return value:} Returns a pointer to a statically allocated string
containing a description of the error with the return code @code{rc}.
@end deftypefun

