Handle them here instead. Use

Handle them here instead.  Use
$(object-suffixes-for-libc) instead of $(object-suffixes) when
dealing with libc routines.
($(objpfx)%.So): New rules for static-only routines.
(elide-routines.So): Elide all routines except static-only routines.
($(objpfx)stamp.So-$(subdir)): Special rule for when
static-only-routines is empty.
($(inst_libdir)/libc.so): Use libc_nonshared.a instead of
libc.a. Remove explicit reference to the dynamic linker.