diff --git a/libgloss/ChangeLog b/libgloss/ChangeLog
index 07dc11d45..ac7bb59e2 100644
--- a/libgloss/ChangeLog
+++ b/libgloss/ChangeLog
@@ -1,3 +1,18 @@
+2008-01-03  Jeff Johnston  <jjohnstn@redhat.com>
+
+	* arm/redboot-syscalls.c: Consistently supply _isatty if syscalls
+	dir is used in newlib.
+	* bfin/syscalls.c: Ditto.
+	* cris/gensyscalls: Ditto.
+	* fr30/syscalls.c: Ditto.
+	* frv/isatty.c: Ditto.
+	* iq2000/isatty.c: Ditto.
+	* libnosys/isatty.c: Ditto.
+	* m32r/isatty.c: Ditto.
+	* mn10200/isatty.c: Ditto.
+	* mn10300/isatty.c: Ditto.
+	* xstormy16/isatty.c: New file with _isatty function.
+
 2007-12-01  Hans-Peter Nilsson  <hp@axis.com>
 
 	* cris/Makefile.in (crt0.o): Add CFLAGS when compiling crt0.S.
diff --git a/libgloss/arm/redboot-syscalls.c b/libgloss/arm/redboot-syscalls.c
index 3b5a02b27..c6b743e67 100644
--- a/libgloss/arm/redboot-syscalls.c
+++ b/libgloss/arm/redboot-syscalls.c
@@ -103,7 +103,7 @@ _gettimeofday (void * tp, void * tzp)
 
 
 int
-isatty(int fd)
+_isatty(int fd)
 {
     int err;
     err = __syscall(SYS_isatty, fd);
diff --git a/libgloss/bfin/syscalls.c b/libgloss/bfin/syscalls.c
index 015e60454..6f5fc39f6 100644
--- a/libgloss/bfin/syscalls.c
+++ b/libgloss/bfin/syscalls.c
@@ -211,7 +211,7 @@ _times (struct tms * tp)
 }
 
 int
-isatty (int fd)
+_isatty (int fd)
 {
   return 1;
 }
diff --git a/libgloss/cris/gensyscalls b/libgloss/cris/gensyscalls
index f925c1707..b885a20cb 100644
--- a/libgloss/cris/gensyscalls
+++ b/libgloss/cris/gensyscalls
@@ -114,9 +114,8 @@ struct termios {
 /* From asm-etrax100/ioctls.h: beware of updates.  */
 #define TCGETS          0x5401
 
-/* Note that this name does not have a prepended underscore.  */
 int
-isatty (int fd)
+_isatty (int fd)
 {
   struct termios dummy;
   int save_errno = errno;
diff --git a/libgloss/fr30/syscalls.c b/libgloss/fr30/syscalls.c
index e59a14463..f1bd823c0 100644
--- a/libgloss/fr30/syscalls.c
+++ b/libgloss/fr30/syscalls.c
@@ -129,7 +129,7 @@ _unlink ()
 }
 
 int
-isatty (fd)
+_isatty (fd)
      int fd;
 {
   return 0;
diff --git a/libgloss/frv/isatty.c b/libgloss/frv/isatty.c
index 7494531da..b021b4ff8 100644
--- a/libgloss/frv/isatty.c
+++ b/libgloss/frv/isatty.c
@@ -20,7 +20,7 @@
  *           serial port, we'll say yes _AND return a 1.
  */
 int
-_DEFUN (isatty, (fd),
+_DEFUN (_isatty, (fd),
        int fd)
 {
   return (1);
diff --git a/libgloss/iq2000/isatty.c b/libgloss/iq2000/isatty.c
index 0930a531e..7e63a8c7c 100644
--- a/libgloss/iq2000/isatty.c
+++ b/libgloss/iq2000/isatty.c
@@ -4,7 +4,7 @@
 #include "trap.h"
 
 
-isatty (fd)
+_isatty (fd)
      int fd;
 {
   return 1;
diff --git a/libgloss/libnosys/isatty.c b/libgloss/libnosys/isatty.c
index db124315b..d93e17702 100644
--- a/libgloss/libnosys/isatty.c
+++ b/libgloss/libnosys/isatty.c
@@ -11,11 +11,11 @@ extern int errno;
 #include "warning.h"
 
 int
-_DEFUN (isatty, (file),
+_DEFUN (_isatty, (file),
         int file)
 {
   errno = ENOSYS;
   return 0;
 }
 
-stub_warning(isatty)
+stub_warning(_isatty)
diff --git a/libgloss/m32r/isatty.c b/libgloss/m32r/isatty.c
index bb5f2ac3c..cc9bfe12d 100644
--- a/libgloss/m32r/isatty.c
+++ b/libgloss/m32r/isatty.c
@@ -2,7 +2,7 @@
 /* FIXME: can we not nuke the 10,000 copies of this function
    and fudge things (which is all this function does) in _fstat?  */
 int
-isatty (int fd)
+_isatty (int fd)
 {
   return 1;
 }
diff --git a/libgloss/mn10200/isatty.c b/libgloss/mn10200/isatty.c
index 0930a531e..7e63a8c7c 100644
--- a/libgloss/mn10200/isatty.c
+++ b/libgloss/mn10200/isatty.c
@@ -4,7 +4,7 @@
 #include "trap.h"
 
 
-isatty (fd)
+_isatty (fd)
      int fd;
 {
   return 1;
diff --git a/libgloss/mn10300/isatty.c b/libgloss/mn10300/isatty.c
index 0930a531e..7e63a8c7c 100644
--- a/libgloss/mn10300/isatty.c
+++ b/libgloss/mn10300/isatty.c
@@ -4,7 +4,7 @@
 #include "trap.h"
 
 
-isatty (fd)
+_isatty (fd)
      int fd;
 {
   return 1;
diff --git a/libgloss/xstormy16/isatty.c b/libgloss/xstormy16/isatty.c
new file mode 100644
index 000000000..e3c32051a
--- /dev/null
+++ b/libgloss/xstormy16/isatty.c
@@ -0,0 +1,27 @@
+/* isatty.c -- chek the terminal device.
+ * 
+ * Copyright (c) 1995 Cygnus Support
+ *
+ * The authors hereby grant permission to use, copy, modify, distribute,
+ * and license this software and its documentation for any purpose, provided
+ * that existing copyright notices are retained in all copies and that this
+ * notice is included verbatim in any distributions. No written agreement,
+ * license, or royalty fee is required for any of the authorized uses.
+ * Modifications to this software may be copyrighted by their authors
+ * and need not follow the licensing terms described here, provided that
+ * the new terms are clearly indicated on the first page of each file where
+ * they apply.
+ */
+#include "glue.h"
+
+/*
+ * isatty -- returns 1 if connected to a terminal device,
+ *           returns 0 if not. Since we're hooked up to a
+ *           serial port, we'll say yes _AND return a 1.
+ */
+int
+_DEFUN (_isatty, (fd),
+       int fd)
+{
+  return (1);
+}