[Unison-hackers] Could not comple by CYGWIN

[Taku]

Hello,

I am experiencing dificulties that could not compile unison-2.12.18.tar.gz by Cygwin-1.5.17-1.
Below is error message. 
Thanks in advance.

$ make UISTYLE=text
--(snipped)--
ocamlopt -I lwt -I ubase -c /usr/local/src/unison-2.12.18/src/pty.c
/usr/local/src/unison-2.12.18/src/pty.c: In function `setControllingTerminal':
/usr/local/src/unison-2.12.18/src/pty.c:53: error: `ENOSYS' undeclared (first use in this function)
/usr/local/src/unison-2.12.18/src/pty.c:53: error: (Each undeclared identifier is reported only once
/usr/local/src/unison-2.12.18/src/pty.c:53: error: for each function it appears in.)
/usr/local/src/unison-2.12.18/src/pty.c:53: warning: passing arg 3 of `unix_error' makes integer from pointer without a cast
/usr/local/src/unison-2.12.18/src/pty.c: In function `c_openpty':
/usr/local/src/unison-2.12.18/src/pty.c:57: error: `ENOSYS' undeclared (first use in this function)
/usr/local/src/unison-2.12.18/src/pty.c:57: warning: passing arg 3 of `unix_error' makes integer from pointer without a cast
make: *** [pty.o] Error 2
--

__________________________________
Do You Yahoo!?
Upgrade Your Life
http://bb.yahoo.co.jp/