checkins. Regularize copyright format.
* cygwin.din: Export xdr functions. * include/cygwin/version.h: Bump version. * cygxdr.cc: New. * cygxdr.h: New. * dcrt0.cc (dll_crt0_1): Print the (rare) xdr-related error messages to stderr. * Makefile.in: Add cygxdr. * posix.sgml: Add new XDR functions to list of implemented Solaris functions.