2005-07-29 Roland McGrath <roland@redhat.com>

2005-07-29  Roland McGrath  <roland@redhat.com>

	* configure.ac: Add AM_CONDITIONAL definition of HAVE_LIBDW.
	* Makefile.am [HAVE_LIBDW] (stap_SOURCES_libdw): New variable.
	(stap_SOURCES): Use it, moving loc2c.c there.
	* configure, config.in: Regenerated.
	* configure.ac: Don't check for libelf.h, not actually #include'd.
	Update -ldw check for merged libdwfl+libdw.
	(stap_LIBS): New substituted variable.  Set only this, not LIBS,
	with -ldw check.
	* Makefile.am (stap_LDADD): New variable, use @stap_LIBS@.