Add note about using autoconf to detect iconv(3) presence in libc

... and other build dependencies.

diff --git a/TODO b/TODO
index f36da733e21ab36b252fce1b9dfe1a8817e5e081..7b41c5321c838c532c4deadae8006bc085dbbc17 100644 (file)
--- a/TODO
+++ b/TODO
@@ -10,7 +10,7 @@ Features that should be explored.
        are both -1, then leaveok is set.  The two routines getsyx and setsyx
        are designed  to  be used by a library routine, which manipulates
        curses windows but does not want to change the current position of the
-       program’s cursor.  The library routine would call getsyx at the
+       program cursor.  The library routine would call getsyx at the
        beginning, do its manipulation of its own windows, do a wnoutrefresh on
        its windows, call  setsyx,  and then call doupdate.
 
@@ -18,3 +18,7 @@ Features that should be explored.
    heads and from which tags the commit is reachable, and perhaps which tag is
    the latest among the ones reachable from that commit, as part of the commit
    detail information you display on the lower pane (log/diff view).
+
+ - Use autoconf to check for iconv in libc and how it is declared (the
+   2nd argument is 'const' on FreeBSD / Mac OS X). Maybe also check for
+   the AsciiDoc and XmlTo document tools.