patch 8.2.3644: count for 'operatorfunc' in Visual mode is not redone

Problem:    Count for 'operatorfunc' in Visual mode is not redone.
Solution:   Add the count to the redo buffer. (closes #9174)
diff --git a/src/normal.c b/src/normal.c
index aab336a..56fae51 100644
--- a/src/normal.c
+++ b/src/normal.c
@@ -380,8 +380,10 @@
 // Number of commands in nv_cmds[].
 #define NV_CMDS_SIZE ARRAY_LENGTH(nv_cmds)
 
+#ifndef PROTO  // cproto doesn't like this
 // Sorted index of commands in nv_cmds[].
 static short nv_cmd_idx[NV_CMDS_SIZE];
+#endif
 
 // The highest index for which
 // nv_cmds[idx].cmd_char == nv_cmd_idx[nv_cmds[idx].cmd_char]
@@ -1697,19 +1699,37 @@
     int	    cmd4,
     int	    cmd5)
 {
+    prep_redo_num2(regname, num, cmd1, cmd2, 0L, cmd3, cmd4, cmd5);
+}
+
+/*
+ * Prepare for redo of any command with extra count after "cmd2".
+ */
+    void
+prep_redo_num2(
+    int	    regname,
+    long    num1,
+    int	    cmd1,
+    int	    cmd2,
+    long    num2,
+    int	    cmd3,
+    int	    cmd4,
+    int	    cmd5)
+{
     ResetRedobuff();
     if (regname != 0)	// yank from specified buffer
     {
 	AppendCharToRedobuff('"');
 	AppendCharToRedobuff(regname);
     }
-    if (num)
-	AppendNumberToRedobuff(num);
-
+    if (num1 != 0)
+	AppendNumberToRedobuff(num1);
     if (cmd1 != NUL)
 	AppendCharToRedobuff(cmd1);
     if (cmd2 != NUL)
 	AppendCharToRedobuff(cmd2);
+    if (num2 != 0)
+	AppendNumberToRedobuff(num2);
     if (cmd3 != NUL)
 	AppendCharToRedobuff(cmd3);
     if (cmd4 != NUL)