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Include systty.h; don't mess with FIONREAD.
Don't include termio.h dorectly.

(rem): Use cl-truncate.

etc directory, as well as lots of things from ${srcdir}/etc.

Do nothing if window contents not entirely visible.

of the fcc temp buffer.  It got lost somewhere.

(arith_driver, Frem): Likewise.

(BSD): Don't define.
(read, write, open, close): Defined.
(INTERRUPTIBLE_OPEN, INTERRUPTIBLE_CLOSE, INTERRUPTIBLE_IO): Defined.
(C_SWITCH_SYSTEM): Defined.

mh-e version 3.8.2.

	* m/mips4.h (MIPS2): Go ahead and define this.
	(C_DEBUG_SWITCH): Add -DMips and -g3, and up Olimit to 2000.

	the configuration name mips-mips-usg* to represent USG systems.

(HAVE_SETSID, HAVE_TERMIOS): Defined.
(HAVE_TERMIO): Add #undef.
(SIGNALS_VIA_CHARACTERS): Defined.
(C_DEBUG_SWITCH): Make definition empty.
(LIBS_DEBUG): Defined.
(BROKEN_TIOCGWINSZ, LIB_X11_LIB): Add #undef.

	* configure.in: Fix logic to detect if srcdir is already configured.

something usefull in the VQUIT and VINTR.
(emacs_set_tty): Try only 10 times to call tcsetattr.
Don't use memcmp to test what it did.

window-relative, don't subtract window_left.