[PATCH] Disable a.out for AMD64

AMD64 does not support a.out, so don't display it in the configuration.

fs/Kconfig.binfmt

@@ -43,7 +43,7 @@ config BINFMT_ZFLAT
 
 config BINFMT_AOUT
 	tristate "Kernel support for a.out and ECOFF binaries"
-	depends on X86 || ALPHA || ARM || M68K || MIPS || SPARC
+	depends on (X86 && !X86_64) || ALPHA || ARM || M68K || MIPS || SPARC
 	---help---
 	  A.out (Assembler.OUTput) is a set of formats for libraries and
 	  executables used in the earliest versions of UNIX.  Linux used