* io.c (prep_io) [cygwin]: use FMODE_BINMODE instead of O_BINARY.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@18720 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 1 insertions, 1 deletions

diff --git a/io.c b/io.c
index 028c63eef3..53d6bcb136 100644
--- a/io.c
+++ b/io.c
@@ -5349,7 +5349,7 @@ prep_io(int fd, int mode, VALUE klass, const char *path)
     fp->fd = fd;
 #ifdef __CYGWIN__
     if (!isatty(fd)) {
-	mode |= O_BINARY;
+        mode |= FMODE_BINMODE;
 	setmode(fd, O_BINARY);
     }
 #endif