* krb.h: make INTERFACE, FAR go away for now.

	* krb.h: make INTERFACE, FAR go away for now.
	Drag in the unix time conversion functions for unix only.
	Locally define PROTOTYPE().
	Drag in unix versions of SOCKET macros.
	Recognize DEFINE_SOCKADDR and NEED_TIME_H the way cc-unix.h does.
	Declare krb_ignore_ip_address.
	Define DEB() to support non-printf debugging.
	Declare errno.
	Define key_proc_type and decrypt_tkt_type.
	* prot.h: add KERB_ERR_PREAUTH_SHORT and _MISMATCH from Cygnus
	extensions.
	* krbports.h: new file, has default ports for V4 services for
	hard-coded fallback.
	* lsb_addr_cmp.h: from V4, handles the mutant comparison
	functions needed for the V4 "direction" comparison. (Rename
	of lsb_addr_comp.h due to filename length.)

git-svn-id: svn://anonsvn.mit.edu/krb5/trunk@5540 dc483132-0cff-0310-8789-dd5450dbe970