diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 3fe7bdf07bf..837382756c6 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2010-12-09  Joseph Myers  <joseph@codesourcery.com>
+
+	* config/iq2000/iq2000.h (LINK_SPEC, SIZE_TYPE, PTRDIFF_TYPE,
+	WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
+	* config.gcc (iq2000*-*-elf*): Don't use svr4.h.
+
 2010-12-09  Joseph Myers  <joseph@codesourcery.com>
 
 	* config.gcc (ia64*-*-linux*, ia64*-*-hpux*): Don't use svr4.h.
diff --git a/gcc/config.gcc b/gcc/config.gcc
index 731e72e6580..bd4c2727c04 100644
--- a/gcc/config.gcc
+++ b/gcc/config.gcc
@@ -1592,7 +1592,7 @@ ia64-hp-*vms*)
 	extra_options="${extra_options} vms/vms.opt"
 	;;
 iq2000*-*-elf*)
-        tm_file="svr4.h elfos.h newlib-stdint.h iq2000/iq2000.h"
+        tm_file="elfos.h newlib-stdint.h iq2000/iq2000.h"
         tmake_file=iq2000/t-iq2000
         out_file=iq2000/iq2000.c
         md_file=iq2000/iq2000.md
diff --git a/gcc/config/iq2000/iq2000.h b/gcc/config/iq2000/iq2000.h
index 68b700d2d5a..971a776e351 100644
--- a/gcc/config/iq2000/iq2000.h
+++ b/gcc/config/iq2000/iq2000.h
@@ -28,6 +28,10 @@
 #undef STARTFILE_SPEC
 #undef ENDFILE_SPEC
 
+#undef  LINK_SPEC
+#define LINK_SPEC "%{h*} %{v:-V} \
+		   %{static:-Bstatic} %{shared:-shared} %{symbolic:-Bsymbolic}"
+
 
 /* Run-time target specifications.  */
 
@@ -133,6 +137,18 @@
 #define LONG_DOUBLE_TYPE_SIZE	64
 #define DEFAULT_SIGNED_CHAR	1
 
+#undef  SIZE_TYPE
+#define SIZE_TYPE "unsigned int"
+
+#undef  PTRDIFF_TYPE
+#define PTRDIFF_TYPE "int"
+
+#undef  WCHAR_TYPE
+#define WCHAR_TYPE "long int"
+
+#undef  WCHAR_TYPE_SIZE
+#define WCHAR_TYPE_SIZE BITS_PER_WORD
+
 
 /* Register Basics.  */