* Makefile.in: Rebuilt.

	* Makefile.in: Rebuilt.
	* Makefile.am (libguile_la_SOURCES): Removed extchrs.c,
	mbstrings.c.
	(modinclude_HEADERS): Removed extchrs.h, mbstrings.h.
	* unif.c (scm_vector_set_length_x): Don't handle multibyte
	strings.
	* tag.c (scm_utag_mb_string, scm_utag_mb_substring): Removed.
	(scm_tag): Don't handle multibyte strings.
	* read.c: Don't include mbstrings.h.
	(scm_lreadr): Don't handle multibyte ports.
	* kw.c: Don't include mbstrings.h.
	* init.c: Don't include mbstrings.h.
	(scm_boot_guile_1): Don't init mbstrings module.
	* hash.c (scm_hasher): Don't handle mbstrings.
	* gscm.c (gscm_run_scm): Don't init mbstrings module.
	* gc.c (scm_gc_mark): Don't handle mbstrings.
	(scm_gc_sweep): Likewise.
	* eval.c (SCM_CEVAL): Don't handle mbstrings.
	* eq.c (scm_equal_p): Use SCM_TYP7S, not SCM_TYP7SD.
	* tags.h (SCM_TYP7SD): Removed.
	(SCM_TYP7D): Removed.
	(scm_tc7_mb_string): Removed.
	(scm_tc7_mb_substring): Removed.
	* print.c (scm_iprin1): Handle char printing directly.  Don't
	handle mbstrings.
	Don't include "mbstrings.h".
	* symbols.c (scm_intern_obarray_soft, scm_string_to_symbol,
	scm_string_to_obarray_symbol, msymbolize): Don't set symbol's
	multi-byte flag.
	Don't include "mbstrings.h".
	* symbols.h (SCM_SYMBOL_MULTI_BYTE_STRINGP): Removed.
	(SCM_SYMBOL_SLOTS): Define as 4.
	(SCM_ROSTRINGP): Use SCM_TYP7S, not SCM_TYP7SD.
	* arbiters.c, backtrace.c, debug.c, dynl.c, eval.c, fluids.c,
	gc.c, gsubr.c, ioext.c, kw.c, mallocs.c, numbers.c, ports.c,
	print.c, read.c, regex-posix.c, root.c, srcprop.c, stackchk.c,
	struct.c, threads.c, throw.c, unif.c, variable.c: Use new
	("gen"-less) I/O function names.
	* ports.c (scm_add_to_port_table): Don't set port's
	representation.
	* ports.h (scm_port_representation_type): Removed.
	(scm_string_representation_type): Removed.
	(struct scm_port_table ): Removed representation field.
	(SCM_PORT_REPRESENTATION): Removed.
	(SCM_SET_PORT_REPRESENTATION): Removed.
	* genio.h: Use new function names.
	* genio.c: Don't include "extchrs.h".
	(scm_gen_putc, scm_gen_puts, scm_gen_write, scm_get_getc):
	Removed.
	(scm_putc, scm_puts, scm_lfwrite): No longer static.
	(scm_getc): No longer static; handle line and column changes.
	(scm_ungetc): Renamed from scm_gen_ungetc.
	(scm_do_read_line): Renamed from scm_gen_read_line.
	* libguile.h: Don't include "extchrs.h" or "mbstrings.h"
	* extchrs.h, extchrs.c, mbstrings.h, mbstrings.c: Removed.