Update.

Update.

2004-09-17  Ulrich Drepper  <drepper@redhat.com>

	* include/link.h (struct link_map): Add l_used element.
	* sysdeps/generic/ldsodefs.h: Define DL_DEBUG_UNUSED.
	* elf/rtld.c (process_dl_debug): Recognize unused.
	(dl_main): When unused debug flag is set check for unused direct
	dependencies.
	When printing dependencies and SONAME starts with /, omit the SONAME =>
	part.
	* elf/dl-lookup.c (_dl_lookup_symbol_x): Mark object in which the
	symbol has been found as used.
	* elf/ldd.bash.in: Add -u option.