(libbfd_la_LIBADD): Add $(ZLIB).
* compress.c: Don't check HAVE_ZLIB_H to include <zlib.h>.
(decompress_contents): Don't check HAVE_ZLIB_H.
- (decompress_contents): Likewise.
(bfd_compress_section_contents): Likewise.
(bfd_get_full_section_contents): Likewise.
(bfd_init_section_decompress_status): Likewise.
(bfd_init_section_compress_status): Likewise.
- * configure.ac (AM_ZLIB): Removed
+ * configure.ac (AM_ZLIB): Removed.
(zlibdir): New. AC_SUBST.
(zlibinc): Likewise.
Add --with-system-zlib.