--- Libc/Libc-498/gen/FreeBSD/termios.c.patch
+++ /dev/null
@@ -1,90 +0,0 @@
---- termios.c.orig	2007-03-16 00:36:09.000000000 -0700
-+++ termios.c	2007-03-16 00:45:15.000000000 -0700
-@@ -37,6 +37,14 @@
- #include <sys/cdefs.h>
- __FBSDID("$FreeBSD: src/lib/libc/gen/termios.c,v 1.13 2002/05/28 16:59:39 alfred Exp $");
- 
-+#if __DARWIN_UNIX03
-+#ifdef VARIANT_CANCELABLE
-+#include <pthread.h>
-+
-+extern void _pthread_testcancel(pthread_t thread, int isconforming);
-+#endif /* VARIANT_CANCELABLE */
-+#endif /* __DARWIN_UNIX03 */
-+
- #include "namespace.h"
- #include <sys/types.h>
- #include <sys/fcntl.h>
-@@ -48,6 +56,7 @@
- #include <unistd.h>
- #include "un-namespace.h"
- 
-+#ifndef BUILDING_VARIANT
- int
- tcgetattr(fd, t)
- 	int fd;
-@@ -87,6 +96,9 @@
- {
- 	int s;
- 
-+	if (isatty(fd) == 0)
-+		return (-1);
-+
- 	s = pgrp;
- 	return (_ioctl(fd, TIOCSPGRP, &s));
- }
-@@ -97,6 +109,9 @@
- {
- 	int s;
- 
-+	if (isatty(fd) == 0)
-+		return ((pid_t)-1);
-+
- 	if (_ioctl(fd, TIOCGPGRP, &s) < 0)
- 		return ((pid_t)-1);
- 
-@@ -183,17 +198,24 @@
- 		return (-1);
- 	return (0);
- }
-+#endif /* BUILDING_VARIANT */
- 
- int
- __tcdrain(fd)
- 	int fd;
- {
-+#if __DARWIN_UNIX03
-+#ifdef VARIANT_CANCELABLE
-+	_pthread_testcancel(pthread_self(), 1);
-+#endif /* VARIANT_CANCELABLE */
-+#endif /* __DARWIN_UNIX03 */
- 	return (_ioctl(fd, TIOCDRAIN, 0));
- }
- 
- __weak_reference(__tcdrain, tcdrain);
- __weak_reference(__tcdrain, _tcdrain);
- 
-+#ifndef BUILDING_VARIANT
- int
- tcflush(fd, which)
- 	int fd, which;
-@@ -230,16 +252,13 @@
- 	case TCOON:
- 		return (_ioctl(fd, TIOCSTART, 0));
- 	case TCION:
-+		return (_ioctl(fd, TIOCIXON, 0));
- 	case TCIOFF:
--		if (tcgetattr(fd, &term) == -1)
--			return (-1);
--		c = term.c_cc[action == TCIOFF ? VSTOP : VSTART];
--		if (c != _POSIX_VDISABLE && _write(fd, &c, sizeof(c)) == -1)
--			return (-1);
--		return (0);
-+		return (_ioctl(fd, TIOCIXOFF, 0));
- 	default:
- 		errno = EINVAL;
- 		return (-1);
- 	}
- 	/* NOTREACHED */
- }
-+#endif /* BUILDING_VARIANT */