patch 8.1.0006: syn_id2cterm_bg() may be undefined commit https://github.com/vim/vim/commit/a772baf85afac44bb8eb20ff808637ee6eedec54 Author: Bram Moolenaar <Bram@vim.org> Date: Sun May 20 13:35:44 2018 +0200 patch 8.1.0006: syn_id2cterm_bg() may be undefined Problem: syn_id2cterm_bg() may be undefined. (Axel Bender) Solution: Adjust #ifdef.

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}\")