1. fread(
    2.   input,
    3.   file,
    4.   text,
    5.   cmd,
    6.   sep="auto",
    7.   sep2="auto",
    8.   dec=".",
    9.   quote="\"",
    10.   nrows=Inf,
    11.   header="auto",
    12.   na.strings=getOption("datatable.na.strings","NA"),# due to change to ""; see NEWS
    13.   stringsAsFactors=FALSE,
    14.   verbose=getOption("datatable.verbose", FALSE),
    15.   skip="__auto__",
    16.   select=NULL,
    17.   drop=NULL,
    18.   colClasses=NULL,
    19.   integer64=getOption("datatable.integer64", "integer64"),
    20.   col.names,
    21.   check.names=FALSE,
    22.   encoding="unknown",
    23.   strip.white=TRUE,
    24.   fill=FALSE,
    25.   blank.lines.skip=FALSE,
    26.   key=NULL,
    27.   index=NULL,
    28.   showProgress=getOption("datatable.showProgress", interactive()),
    29.   data.table=getOption("datatable.fread.datatable", TRUE),
    30.   nThread=getDTthreads(verbose),
    31.   logical01=getOption("datatable.logical01", FALSE), # due to change to TRUE; see NEWS
    32.   keepLeadingZeros = getOption("datatable.keepLeadingZeros", FALSE),
    33.   autostart=NA
    34. )