Disable hwcaps on libgfortran

	libgfortran:
	* configure.ac: Call GCC_CHECK_LINKER_HWCAP.
	* Makefile.am (libgfortran_la_LDFLAGS): Add HWCAP_LDFLAGS.
	* aclocal.m4: Regenerate.
	* configure: Regenerate.
	* Makefile.in: Regenerate.

	config:
	* hwcaps.m4: New file.

	libitm:
	* acinclude.m4 (LIBITM_CHECK_LINKER_FEATURES): Remove.
	* aclocal.m4: Regenerate.
	* configure.ac: Call GCC_CHECK_LINKER_HWCAP instead of
	LIBITM_CHECK_LINKER_HWCAP.

From-SVN: r243552
diff --git a/libitm/configure.ac b/libitm/configure.ac
index 3875aa0..f345a01 100644
--- a/libitm/configure.ac
+++ b/libitm/configure.ac
@@ -215,7 +215,7 @@
 LIBITM_CHECK_ATTRIBUTE_ALIAS
 
 # Check linker hardware capability support.
-LIBITM_CHECK_LINKER_HWCAP
+GCC_CHECK_LINKER_HWCAP
 # If defaulting to -mavx, don't clear hwcaps.
 AC_CHECK_DECL([__AVX__], [HWCAP_LDFLAGS=''])