funlockfile (stream);
LINE_PARSER(, STRING_FIELD (result->pw_name, ISCOLON, 0); if (line[0] == '\0'     && (result->pw_name[0] == '+' || result->pw_name[0] == '-'))   {     /* This a special case.  We allow lines containing only a `+' sign	since this is used for nss_compat.  All other services will	reject this entry later.  Initialize all other fields now.  */     result->pw_passwd = NULL;     result->pw_uid = 0;     result->pw_gid = 0;     result->pw_gecos = NULL;     result->pw_dir = NULL;     result->pw_shell = NULL;   } else   {     STRING_FIELD (result->pw_passwd, ISCOLON, 0);     if (result->pw_name[0] == '+' || result->pw_name[0] == '-')       {	 INT_FIELD_MAYBE_NULL (result->pw_uid, ISCOLON, 0, 10, , 0)	 INT_FIELD_MAYBE_NULL (result->pw_gid, ISCOLON, 0, 10, , 0)       }     else       {	 INT_FIELD (result->pw_uid, ISCOLON, 0, 10,)	 INT_FIELD (result->pw_gid, ISCOLON, 0, 10,)       }     STRING_FIELD (result->pw_gecos, ISCOLON, 0);     STRING_FIELD (result->pw_dir, ISCOLON, 0);     result->pw_shell = line;   } )/* Read one entry from the given stream.  */int__fgetpwent_r (FILE *stream, struct passwd *resbuf, char *buffer,	       size_t buflen, struct passwd **result){  char *p;  do    {      buffer[buflen - 1] = '\xff';      p = fgets (buffer, buflen, stream);      if (p == NULL && feof (stream))	{	  *result = NULL;	  return errno;	}      if (p == NULL || buffer[buflen - 1] != '\xff')	{	  *result = NULL;	  return errno = ERANGE;	}      /* Skip leading blanks.  */      while (isspace (*p))	++p;    } while (*p == '\0' || *p == '#' ||	/* Ignore empty and comment lines.  */	     /* Parse the line.  If it is invalid, loop to		get the next line of the file to parse.  */	     ! parse_line (p, resbuf, (void *) buffer, buflen, &errno));  *result = resbuf;  return 0;}