Function if

xs/sources/xsAll.c:126–128

	}
#if mxHostFunctionPrimitive
	else if (function->kind == XS_HOST_FUNCTION_KIND) {
		fxBufferFunctionNameAddress(the, buffer, size, function->value.hostFunction.builder->id, function->value.hostFunction.builder->callback, function->value.hostFunction.profileID);
	}
#endif
	else
		c_strncat(buffer, "(host)", size - mxStringLength(buffer) - 1);