autoconf-testing for ncursesw

[Gerhard Häring]

Does anybody know where I can look at an autoconf test wether ncursesw
is available. I want to build against ncursesw when it is there, but
against ncurses otherwise.

Gerhard
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reduce(lambda x,y:x+y,map(lambda x:chr(ord(x)^42),tuple('zS^BED\nX_FOY\x0b')))