C6X: Remove DSBT in favour of FDPIC

Sync up with the changes from C6X entering the kernel.

Signed-off-by: Luis Machado <lgustavo@codesourcery.com>
Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>

libc/sysdeps/linux/c6x/sys/ptrace.h

@@ -111,12 +111,6 @@ enum __ptrace_request
   PTRACE_SYSCALL = 24,
 #define PT_SYSCALL PTRACE_SYSCALL
 
-  /* Obtain the load map of the main program or the interpreter of the
-     ptraced process, depending on whether the addr argument is
-     (void*)0 or (void*)1, respectively.  */
-  PTRACE_GETDSBT = 31,
-#define PT_GETDSBT PTRACE_GETDSBT
-
   /* Set ptrace filter options.  */
   PTRACE_SETOPTIONS = 0x4200,
 #define PT_SETOPTIONS PTRACE_SETOPTIONS
@@ -134,9 +128,6 @@ enum __ptrace_request
 #define PT_SETSIGINFO PTRACE_SETSIGINFO
 };
 
-#define PTRACE_GETDSBT_EXEC      ((void*)0)	/* [addr] request the executable loadmap */
-#define PTRACE_GETDSBT_INTERP    ((void*)1)	/* [addr] request the interpreter loadmap */
-
 /* Options set using PTRACE_SETOPTIONS.  */
 enum __ptrace_setoptions {
   PTRACE_O_TRACESYSGOOD	= 0x00000001,