mkdir build
cd build
../configure --host=i386-unknown-freebsd5.0 --target=x86_64-unknown-freebsd5.0 --disable-threads --disable-shared --disable-nls --prefix=/home/hammer



diff -ru2 ../orig/gcc-20030407/gcc/config/i386/freebsd.h ./gcc/config/i386/freebsd.h
--- ../orig/gcc-20030407/gcc/config/i386/freebsd.h	Fri Nov 15 06:57:11 2002
+++ ./gcc/config/i386/freebsd.h	Tue Apr 22 23:04:30 2003
@@ -119,4 +119,5 @@
 
 #ifdef HAVE_GAS_MAX_SKIP_P2ALIGN
+#ifndef ASM_OUTPUT_MAX_SKIP_ALIGN	/* maybe defined by x86-64.h */
 #define ASM_OUTPUT_MAX_SKIP_ALIGN(FILE, LOG, MAX_SKIP)					\
   if ((LOG) != 0) {														\
@@ -124,4 +125,5 @@
     else fprintf ((FILE), "\t.p2align %d,,%d\n", (LOG), (MAX_SKIP));	\
   }
+#endif
 #endif
 
diff -ru2 ../orig/gcc-20030407/gcc/config/i386/freebsd64.h ./gcc/config/i386/freebsd64.h
--- ../orig/gcc-20030407/gcc/config/i386/freebsd64.h	Tue Apr  2 19:47:39 2002
+++ ./gcc/config/i386/freebsd64.h	Tue Apr 22 23:02:05 2003
@@ -42,2 +42,10 @@
     %{static:-Bstatic}} \
   %{symbolic:-Bsymbolic}"
+
+/* repair the damage done by i386/freebsd.h */
+#undef SIZE_TYPE
+#define SIZE_TYPE (TARGET_64BIT ? "long unsigned int" : "unsigned int")
+
+#undef PTRDIFF_TYPE
+#define PTRDIFF_TYPE (TARGET_64BIT ? "long int" : "int")
+