https://bugs.gentoo.org/870811
--- a/xsnap.c
+++ b/xsnap.c
@@ -150,2 +150,3 @@
 Window win;
+int init_cursor;
 {
@@ -1706,3 +1707,3 @@
    static Window win0 = None;
-   static w0 = 0, h0 = 0;
+   static int w0 = 0, h0 = 0;
    int i, j, d, w, h;
@@ -2254,3 +2255,3 @@
 	if (op_mode == 0)
-	    exitXsnap (NULL, NULL, snap_pixmap, copy_gc);
+	    exitXsnap ((Window)0, (Window)0, snap_pixmap, copy_gc);