diff --git a/newlib/ChangeLog b/newlib/ChangeLog
index 2ca9d8a4d..56b53c022 100644
--- a/newlib/ChangeLog
+++ b/newlib/ChangeLog
@@ -1,3 +1,7 @@
+2008-11-27  Joel Sherrill <joel.sherrill@oarcorp.com>
+
+	* configure.host (*-rtems*): Turn on using portion of unix subdirectory.
+
 2008-11-27  Craig Howland <howland@LGSInnovations.com>
 
 	* libc/argz/argz_add.c:  Added #include <argz.h> to get function
diff --git a/newlib/configure.host b/newlib/configure.host
index 201876ef2..d1f66d86e 100644
--- a/newlib/configure.host
+++ b/newlib/configure.host
@@ -341,6 +341,7 @@ case "${host}" in
   *-*-rtems*)			# generic RTEMS support
 	sys_dir=rtems
 	posix_dir=posix
+	unix_dir=unix
 	;;
   a29k-*-*)
 	sys_dir=a29khif
@@ -533,6 +534,8 @@ case "${host}" in
   *-*-rtems*)
 	default_newlib_io_long_long="yes"
 	newlib_cflags="${newlib_cflags} -DMALLOC_PROVIDED -DEXIT_PROVIDED -DMISSING_SYSCALL_NAMES -DSIGNAL_PROVIDED -DREENTRANT_SYSCALLS_PROVIDED -DHAVE_NANOSLEEP -DHAVE_FCNTL"
+        # turn off unsupported items in posix directory 
+	newlib_cflags="${newlib_cflags} -D_NO_GETLOGIN -D_NO_GETPWENT -D_NO_GETUT -D_NO_GETPASS -D_NO_SIGSET"
 	;;
 # VxWorks supplies its own version of malloc, and the newlib one
 # doesn't work because VxWorks does not have sbrk.