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-rw-r--r--winsup/cygwin/ioctl.cc4
1 files changed, 3 insertions, 1 deletions
diff --git a/winsup/cygwin/ioctl.cc b/winsup/cygwin/ioctl.cc
index 17062eec7..e15d54437 100644
--- a/winsup/cygwin/ioctl.cc
+++ b/winsup/cygwin/ioctl.cc
@@ -52,5 +52,7 @@ ioctl (int fd, int cmd, ...)
return tcsetattr (fd, TCSAFLUSH, (struct termios *) argp);
}
- return cfd->ioctl (cmd, argp);
+ int res = cfd->ioctl (cmd, argp);
+ debug_printf ("returning %d", res);
+ return res;
}