*** ./src/vfs/ftpfs/ftpfs.c.ORIG	Thu Dec 15 08:56:20 2016
--- ./src/vfs/ftpfs/ftpfs.c	Thu Dec 15 08:57:22 2016
***************
*** 112,117 ****
--- 112,121 ----
  
  #include "ftpfs.h"
  
+ #if (defined(_AIX51) || defined(_AIX52) || defined(_AIX53)) && !(defined(_AIX61))
+ #define ss_family __ss_family
+ #endif
+ 
  /*** global variables ****************************************************************************/
  
  /* Delay to retry a connection */