* mklibgcc.in: Build shared libgcc and shared libunwind in gcc/.
Don't subst shlib_dir for SHLIB_LINK, SHLIBUNWIND_LINK,
SHLIB_INSTALL, and SHLIBUNWIND_INSTALL.
* config/i386/t-nwld (SHLIB_NAME): Use shlib_base_name in place of
shlib_dir and shlib_so_name.
* config/mips/t-slibgcc-irix (SHLIB_NAME): Likewise.
* config/t-libunwind-elf (SHLIB_NAME): Likewise.
* config/t-slibgcc-darwin (SHLIB_NAME): Likewise.
* config/t-slibgcc-elf-ver (SHLIB_NAME): Likewise.
* config/t-slibgcc-sld (SHLIB_NAME): Likewise.
(SHLIB_LINK): Don't use shlib_dir when creating symlink.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@91724 138bc75d-0d04-0410-961f-82ee72b054a4