*** old/vcglib/wrap/ply/plystuff.h	2013-02-09 00:00:04.110705851 -0500
--- new/vcglib/wrap/ply/plystuff.h	2013-02-09 15:20:53.482205183 -0500
***************
*** 75,80 ****
--- 75,81 ----
  #define pb_close  _close
  #define DIR_SEP "\\"
  #else
+ #include <unistd.h>
  #define pb_mkdir(n)  mkdir(n,0755)
  #define pb_access access
  #define pb_stat   stat