gcc: update to 4.6.1, now with fortran and go support.

srcpkgs/gcc/libgcc.template

@@ -6,10 +6,10 @@ long_desc="${long_desc}
  This package contains the GCC shared library."
 
 noverifyrdeps=yes
-replaces="gcc-libgcc>=0"
 
 do_install()
 {
-	mkdir -p ${DESTDIR}/usr/lib
-	mv ${SRCPKGDESTDIR}/usr/lib/libgcc_s.so* ${DESTDIR}/usr/lib
+	vmove "usr/lib/libgcc_s.so*" usr/lib
+	vinstall COPYING.RUNTIME 644 \
+		usr/share/licenses/$pkgname RUNTIME.LIBRARY.EXCEPTION
 }