GitLab

	* libio/configure.in (INSTALLDIR): Fix comment about changing INSTALLDIR's
	value; don't change its value if --enable-version-specific-runtime-libs
	has been specified.
	* libstdc++/Makefile.in (install): Initialize RELINSTALLDIR correctly
	even for multilib and cross configurations.
	* libstdc++/configure.in (INSTALLDIR): Don't change INSTALLDIR's init
	value if --enable-version-specific-runtime-libs has been specified.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@22352 138bc75d-0d04-0410-961f-82ee72b054a4