Automake cleanup.
* src/Makefile.am (CLEAN_FILES): Renamed to `CLEANFILES' (had no effect).
(BUILT_SOURCES): Renamed files from `.c.x' to `.x'.
(libguile_r6rs_libs_v_0_la_LIBADD): Pass the full patch of `libgnu.la'.
(SUFFIXES): Removed.
(%.c.x): Removed, to avoid pointlessly relying on a GNU Make extension.
(.c.x): New.
* src/bytevector.c (scm_init_r6rs_bytevector): Changed from `.c.x' to
`.x'.
* src/ports.c (scm_init_r6rs_ports): Likewise.
git-archimport-id: lcourtes@laas.fr--2006-libre/guile-r6rs-libs--devo--0--patch-40