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-rw-r--r--ChangeLog2
-rw-r--r--sysdeps/mach/hurd/bits/posix_opt.h2
2 files changed, 3 insertions, 1 deletions
diff --git a/ChangeLog b/ChangeLog
index babe572b5f..6ee1d44de9 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -99,6 +99,8 @@
 	* mach/Makefile (user-interfaces): Add mach/gnumach.
 	* sysdeps/mach/configure.ac (mach_interface_list): Add gnumach.
 	* sysdeps/mach/configure (mach_interface_list): Regenerate.
+	* sysdeps/mach/hurd/bits/posix_opt.h (_POSIX_VDISABLE): Set to '\0'
+	instead of invalid -1.
 
 2008-12-18  Thomas Schwinge  <tschwinge@gnu.org>
 
diff --git a/sysdeps/mach/hurd/bits/posix_opt.h b/sysdeps/mach/hurd/bits/posix_opt.h
index 03082adaa6..828d7ffc77 100644
--- a/sysdeps/mach/hurd/bits/posix_opt.h
+++ b/sysdeps/mach/hurd/bits/posix_opt.h
@@ -53,7 +53,7 @@
 
 /* Elements of the `c_cc' member of `struct termios' structure
    can be disabled by using the value _POSIX_VDISABLE.  */
-#define _POSIX_VDISABLE			((unsigned char) -1)
+#define _POSIX_VDISABLE			'\0'
 
 
 /* Different Hurd filesystems might do these differently.