diff -up gcc-4.7.0/libgcc/unwind-generic.h.cross-libgcc-ia64 gcc-4.7.0/libgcc/unwind-generic.h
--- gcc-4.7.0/libgcc/unwind-generic.h.cross-libgcc-ia64	2012-06-01 18:14:22.552450391 +0200
+++ gcc-4.7.0/libgcc/unwind-generic.h	2012-06-01 18:14:42.523121821 +0200
@@ -211,7 +211,9 @@ _Unwind_SjLj_Resume_or_Rethrow (struct _
    compatible with the standard ABI for IA-64, we inline these.  */
 
 #ifdef __ia64__
+#ifndef inhibit_libc
 #include <stdlib.h>
+#endif
 
 static inline _Unwind_Ptr
 _Unwind_GetDataRelBase (struct _Unwind_Context *_C)
diff -up gcc-4.7.0/libgcc/config/m68k/linux-atomic.c.cross-libgcc-m68k gcc-4.7.0/libgcc/config/m68k/linux-atomic.c
--- gcc-4.7.0/libgcc/config/m68k/linux-atomic.c.cross-libgcc-m68k	2012-06-01 18:08:54.998851298 +0200
+++ gcc-4.7.0/libgcc/config/m68k/linux-atomic.c	2012-06-01 18:09:16.871488040 +0200
@@ -33,7 +33,9 @@ see the files COPYING3 and COPYING.RUNTI
    using the kernel helper defined below.  There is no support for
    64-bit operations yet.  */
 
+#ifndef inhibit_libc
 #include <asm/unistd.h>
+#endif
 #include <stdbool.h>
 
 #ifndef __NR_atomic_cmpxchg_32