Changes to mail/

+2001-07-09 Sergey Poznyakoff
+	* configure.in: check for termios.h termio.h sgtty.h
+	Added MU_MAINTAINER_MODE.
+	* m4/maintain.m4: (new) Settings specific to maintainer-mode.
+	* m4/Makefile.am: Added maintain.m4.
+
+	* mailbox/attribute.c: Fixed flags_to_string(): MU_ATTRIBUTE_SEEN
+	and MU_ATTRIBUTE_READ were swapped: the former produced 'R',
+	and the latter 'O'. 
+
+	* mail/file.c: run "summary" after opening new mailbox.
+	Issue diagnostics if mailbox cannot be opened.
+	Display summary when called without arguments.
+	* mail/from.c: Changed flags display.
+	* mail/mailline.c: Provide ml_reread() when compiled without
+	readline.
+	Check for interrupt in (both versions of) ml_reread().
+	Use util_[cm]alloc() instead of [cm]alloc().
+	* mail/{print.c,visual.c}: set READ instead of SEEN attribute on
+	read messages.
+	* mail/z.c: case D_FWD missed break; Fixed typos in the comment
+	to D_NONE.
+	* mail/version.c: display options with which the program is
+	compiled.
+	* mail/util.c: Added util_malloc(), util_calloc().
+	* mail/mail.h: Protos for the above;
+	* mail/alias.c: use util_[cm]alloc() instead of library functions
+	wherever appropriate.
+	* mail/alt.c: Likewise.
+	* mail/mail.c: Likewise.
+	* mail/shell.c: Likewise.
+	* mail/unset.c: Likewise.
+	* mail/var.c: Likewise.
+	Implemented ~A (read signature from file).
+	* mail/quit.c: Raise hold flag when not closing system mailbox (%).
+
 2001-07-06  Alain Magloire
 
 	* mail/mailline.c: "interupt" is actually a key word
-	for somce C compiler i.e. Watcomm C, rename it to "interrupted".
+	for some C compiler i.e. Watcomm C, rename it to "interrupted".
 	* mail/util.c: The macros O_CREAT etc needs <sys/fnct.h>.
 
 2001-07-06  Alain Magloire