[PATCH 17/22] Enable building libquadmath with Intel CET

[Tsimbalist, Igor V]

Enable building libquadmath with Intel CET options.

libquadmath/
        * Makefile.am: Update AM_CFLAGS.
        * Makefile.in: Regenerate:
        * acinclude.m4: Add enable.m4 and cet.m4.
        * configure: Regenerate.
        * configure.ac: Set CET_FLAGS. Update XCFLAGS.

0017-Enable-building-libquadmath-with-Intel-CET.PATCH
Description: 0017-Enable-building-libquadmath-with-Intel-CET.PATCH