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CVS: cvs.openbsd.org: src

Module name:	src
Changes by:	itojun_(_at_)_cvs_(_dot_)_openbsd_(_dot_)_org	2003/05/26 20:19:44

Modified files:
	lib/libwrap    : socket.c 

Log message:
if reverse lookup result looks like a numeric hostname,
someone is trying to trick us by PTR record like following:  IN PTR
so protect against this kind of attacks.  deraadt ok