getgrnam_r

function getgrnam_r(

  __name: Pchar;

  __resultbuf: Pgroup;

  __buffer: Pchar;

  __buflen: size_t;

  __result: PPgroup

):LongInt;

function getgrnam_r(

  __name: Pchar;

  var __resultbuf: group;

  __buffer: Pchar;

  __buflen: size_t;

  var __result: Pgroup

):LongInt;