commit https://github.com/vim/vim/commit/a6b7a08ae04a3cd4d9c45c906bb7a197e2135179 Author: Bram Moolenaar <Bram@vim.org> Date: Wed Aug 10 20:53:05 2016 +0200 patch 7.4.2192 Problem: Generating prototypes with Cygwin doesn't work well. Solution: Change #ifdefs. (Ken Takata)

TYPEMAP
VIWIN	T_VIOBJNOMUNGE
VIBUF	T_VIOBJNOMUNGE

INPUT
T_VIOBJNOMUNGE
	if (sv_isa($arg, \"${ntype}\")) {
	    IV tmp = SvIV((SV*)SvRV($arg));
	    $var = INT2PTR($type, tmp);
	    if (!tmp)
		croak(\"$ntype no longer exists\");
	}
	else
	    croak(\"$var is not of type ${ntype}\")