commit https://github.com/vim/vim/commit/fffd5560c6c8840be3233ef1c8da3c9e5dd424ea Author: Bram Moolenaar <Bram@vim.org> Date: Sat Feb 20 18:44:39 2016 +0100 patch 7.4.1371 Problem: X11 GUI callbacks don't specify the part of the channel. Solution: Pass the fd instead of the channel ID.

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}\")