init commit

arch/generic/bits/alltypes.h.in

@@ -0,0 +1,7 @@
+/* Generic type sizes — override per arch if different */
+TYPEDEF int            ptrdiff_t;
+TYPEDEF unsigned long  size_t;
+TYPEDEF long           ssize_t;
+TYPEDEF unsigned long  uintptr_t;
+TYPEDEF long           intptr_t;
+TYPEDEF int            wchar_t;