Update elf tests to use the support test driver.

Update elf tests to use the support test driver.

Replaced test-skeleton.c with support/test-driver.c and
adjusted the tests accordinly.

Checked on x86_64.

	* elf/next.c: Import support/test-driver.c instead of
	test-skeleton.c and delete TEST_FUNCTION macro definition.
	* elf/nodelete.c: Likewise.
	* elf/order2.c: Likewise.
	* elf/tst-_dl_addr_inside_object.c: Likewise.
	* elf/tst-addr1.c: Likewise.
	* elf/tst-align.c: Likewise.
	* elf/tst-align2.c: Likewise.
	* elf/tst-audit11.c: Likewise.
	* elf/tst-audit12.c: Likewise.
	* elf/tst-audit2.c: Likewise.
	* elf/tst-audit9.c: Likewise.
	* elf/tst-auxv.c: Likewise and define
	TEST_FUNCTION_ARGV macro.
	* elf/tst-deep1.c: Likewise.
	* elf/tst-dl-iter-static.c: Likewise.
	* elf/tst-dlmodcount.c: Likewise.
	* elf/tst-dlmopen1.c: Likewise.
	* elf/tst-dlmopen2.c: Likewise.
	* elf/tst-dlmopen3.c: Likewise.
	* elf/tst-dlopen-aout.c: Likewise.
	* elf/tst-dlopenrpath.c: Likewise.
	* elf/tst-dlsym-error.c: Likewise.
	* elf/tst-execstack-needed.c: Likewise.
	* elf/tst-execstack-prog.c: Likewise.
	* elf/tst-execstack.c: Likewise.
	* elf/tst-global1.c: Likewise.
	* elf/tst-gnu2-tls1.c: Likewise.
	* elf/tst-latepthread.c: Likewise.
	* elf/tst-leaks1.c: Likewise.
	* elf/tst-linkall-static.c: Likewise.
	(do_test): New function.
	* elf/tst-nodelete-opened.c: Likewise.
	* elf/tst-nodelete.cc: Likewise.
	* elf/tst-nodelete2.c: Likewise.
	* elf/tst-noload.c: Likewise.
	* elf/tst-null-argv.c: Likewise and define
	TEST_FUNCTION_ARGV marcro.
	* elf/tst-order-main.c: Likewise.
	* elf/tst-pathopt.c: Likewise.
	* elf/tst-pie2.c: Likewise.
	* elf/tst-piemod1.c: Likewise.
	* elf/tst-prelink.c: Likewise.
	* elf/tst-protected1a.c: Likewise.
	* elf/tst-protected1b.c: Likewise.
	* elf/tst-ptrguard1.c: Likewise, import getopt.h,
	and define _GNU_SOURCE macro.
	(cmdline_process_function): New function.
	* elf/tst-relsort1.c: Likewise.
	* elf/tst-stackguard1.c: Likewise, import getopt.h,
	and define _GNU_SOURCE macro.
	(cmdline_process_function): New function.
	* elf/tst-thrlock.c: Likewise.
	* elf/tst-tls-dlinfo.c: Likewise.
	* elf/tst-tls-manydynamic.c: Likewise and import
	support/xthread.h.
	* elf/tst-tls1.c: Likewise.
	* elf/tst-tls10.c: Likewise.
	* elf/tst-tls11.c: Likewise.
	* elf/tst-tls12.c: Likewise.
	* elf/tst-tls13.c: Likewise.
	* elf/tst-tls14.c: Likewise.
	* elf/tst-tls15.c: Likewise.
	* elf/tst-tls16.c: Likewise.
	* elf/tst-tls17.c: Likewise.
	* elf/tst-tls18.c: Likewise.
	* elf/tst-tls19.c: Likewise.
	* elf/tst-tls2.c: Likewise.
	* elf/tst-tls3.c: Likewise.
	* elf/tst-tls4.c: Likewise.
	* elf/tst-tls5.c: Likewise.
	* elf/tst-tls6.c: Likewise.
	* elf/tst-tls7.c: Likewise.
	* elf/tst-tls8.c: Likewise.
	* elf/tst-tls9.c: Likewise.
	* elf/tst-tlsalign-extern.c: Likewise.
	* elf/tst-tlsalign.c: Likewise.
	* elf/tst-unique1.c: Likewise.
	* elf/tst-unique2.c: Likewise.
	* elf/vismain.c: Likewise.