Remove (Unused).

testsuites/aclocal/multilib.m4

@@ -1,16 +0,0 @@
-dnl This provides configure definitions used for multilib support
-
-dnl parts of these macros are derived from newlib-1.8.2's multilib support
-
-AC_DEFUN([RTEMS_ENABLE_MULTILIB],
-[
-AC_ARG_ENABLE(multilib,
-AS_HELP_STRING(--enable-multilib,build many library versions (default=no)),
-[case "${enableval}" in
-  yes) multilib=yes ;;
-  no)  multilib=no ;;
-  *)   AC_MSG_ERROR(bad value ${enableval} for multilib option) ;;
- esac], [multilib=no])dnl
-
-AM_CONDITIONAL(MULTILIB,test x"${multilib}" = x"yes")
-])