* i386/go32-rtems.h, i386/rtems.h, i960/rtems.h, m68k/rtems.h,
          mips/rtems64.h, pa/rtems.h, rs6000/rtems.h, sh/rtems.h,
          sparc/rtems.h (subtarget_switches): Removed SUBTARGET_SWITCHES
          definitions.  Use -qrtems instead of -mrtems.

From-SVN: r15058