* include/elf.h has been repo copied to include/elf-hints.h, and it no

longer includes machine/elf.h.
* consumers of elf.h now use the minimalist elf header possible.

This change is motivated by Binutils 2.11.0 and too much clashing over
our base elf headers and the Binutils elf headers.

contrib/binutils/ld/emultempl/elf32.em

@@ -169,7 +169,7 @@ if [ "x${host}" = "x${target}" ] ; then
 /*
  * Read the system search path the FreeBSD way rather than like Linux.
  */
-#include <elf.h>
+#include <elf-hints.h>
 
 static boolean gld${EMULATION_NAME}_check_ld_elf_hints
   PARAMS ((const char *, int));