Call tree
LLVMFuzzerTestOneInput /src/httrack/fuzz/fuzz-charset.c linenumber=-1
  fuzz_strdup /src/httrack/fuzz/fuzz.h linenumber=47
  hts_convertStringToUTF8 /src/httrack/src/htscharset.c linenumber=50
    strdup  linenumber=562
    hts_isCharsetUTF8 /src/httrack/src/htscharset.c linenumber=565
      strcasecmp  linenumber=646
      strcasecmp  linenumber=647
    hts_isStringAscii /src/httrack/src/htscharset.c linenumber=565
    hts_stringMemCopy /src/httrack/src/htscharset.c linenumber=566
    hts_convertStringCharset /src/httrack/src/htscharset.c linenumber=570
      strdup  linenumber=482
      hts_equalsAlphanum /src/httrack/src/htscharset.c linenumber=485
      hts_stringMemCopy /src/httrack/src/htscharset.c linenumber=486
      iconv_open  linenumber=491
      iconv  linenumber=511
      __errno_location  linenumber=513
      realloc  linenumber=517
      realloc  linenumber=535
      iconv_close  linenumber=541
  hts_convertStringFromUTF8 /src/httrack/src/htscharset.c linenumber=54
    strdup  linenumber=577
    hts_isCharsetUTF8 /src/httrack/src/htscharset.c linenumber=580
    hts_isStringAscii /src/httrack/src/htscharset.c linenumber=580
    hts_stringMemCopy /src/httrack/src/htscharset.c linenumber=581
    hts_convertStringCharset /src/httrack/src/htscharset.c linenumber=585
  hts_convertUTF8StringToUCS4 /src/httrack/src/htscharset.c linenumber=59
    nlz8 /src/httrack/src/htscharset.c linenumber=1175
    realloc  linenumber=1180
    realloc  linenumber=1185
  hts_convertUCS4StringToUTF8 /src/httrack/src/htscharset.c linenumber=62
    realloc  linenumber=1253
    realloc  linenumber=1256
  hts_readUTF8 /src/httrack/src/htscharset.c linenumber=72
    nlz8 /src/httrack/src/htscharset.c linenumber=1287
  hts_writeUTF8 /src/httrack/src/htscharset.c linenumber=77
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