fix windows

vlib/v/gen/c/cgen.v

@@ -6094,6 +6094,13 @@ fn (mut g Gen) write_init_function() {
 	defer {
 		util.timing_measure(@METHOD)
 	}
+
+	// Force generate _vinit_caller, _vcleanup_caller , these are needed under Windows,
+	// because dl.open() / dl.close() will call them when loading/unloading shared dll.
+	if g.pref.is_liveshared && g.pref.os != .windows {
+		return
+	}
+
 	fn_vinit_start_pos := g.out.len
 
 	// ___argv is declared as voidptr here, because that unifies the windows/unix logic