rem: gint length;
add: gsize length;
context: gchar * get_next_tip (){  gchar * buffer, * tip = NULL, ** tips;  gint length;  // If there any problem during tip file reading, return NULL   if (!g_file_get_contents ( g_strconcat ( HELP_PATH, C_DIRECTORY_SEPARATOR, "tips.txt", NULL ),			&buffer, &length, NULL ))  {      return NULL;  }  tips = g_strsplit ( buffer, "\"\n\n", length );  for ( ; tips && *tips ; tips++ )    {      tip = *tips;      if ( !*(tips+1) ||	   (g_strtod ( (gchar *) tip, NULL ) == etat.last_tip ) )	{	  etat.last_tip = g_strtod ( (gchar *) tip, &tip );	  if ( !*(tips+1) )	    max = etat.last_tip;	  break;	}    }  return format_tip ( tip );}