patch 8.2.0095: cannot specify exit code for :cquit

Problem:    Cannot specify exit code for :cquit.
Solution:   Add optional argument. (Thinca, Yegappan Lakshmanan, closes #5442)
diff --git a/src/ex_cmds.h b/src/ex_cmds.h
index 14b43bd..928b110 100644
--- a/src/ex_cmds.h
+++ b/src/ex_cmds.h
@@ -407,7 +407,7 @@
 	EX_RANGE|EX_COUNT|EX_TRLBAR|EX_BANG,
 	ADDR_OTHER),
 EXCMD(CMD_cquit,	"cquit",	ex_cquit,
-	EX_TRLBAR|EX_BANG,
+	EX_RANGE|EX_COUNT|EX_ZEROR|EX_TRLBAR|EX_BANG,
 	ADDR_NONE),
 EXCMD(CMD_crewind,	"crewind",	ex_cc,
 	EX_RANGE|EX_COUNT|EX_TRLBAR|EX_BANG,
diff --git a/src/ex_docmd.c b/src/ex_docmd.c
index a3442ed..de8fb49 100644
--- a/src/ex_docmd.c
+++ b/src/ex_docmd.c
@@ -4920,8 +4920,8 @@
     static void
 ex_cquit(exarg_T *eap UNUSED)
 {
-    getout(1);	// this does not always pass on the exit code to the Manx
-		// compiler. why?
+    // this does not always pass on the exit code to the Manx compiler. why?
+    getout(eap->addr_count > 0 ? (int)eap->line2 : EXIT_FAILURE);
 }
 
 /*
diff --git a/src/testdir/test_quickfix.vim b/src/testdir/test_quickfix.vim
index f7c73f4..b7b4281 100644
--- a/src/testdir/test_quickfix.vim
+++ b/src/testdir/test_quickfix.vim
@@ -4674,4 +4674,29 @@
   call delete('Xtestdir', 'rf')
 endfunc
 
+" Test for :cquit
+func Test_cquit()
+  " Exit Vim with a non-zero value
+  if RunVim([], ["cquit 7"], '')
+    call assert_equal(7, v:shell_error)
+  endif
+
+  if RunVim([], ["50cquit"], '')
+    call assert_equal(50, v:shell_error)
+  endif
+
+  " Exit Vim with default value
+  if RunVim([], ["cquit"], '')
+    call assert_equal(1, v:shell_error)
+  endif
+
+  " Exit Vim with zero value
+  if RunVim([], ["cquit 0"], '')
+    call assert_equal(0, v:shell_error)
+  endif
+
+  " Exit Vim with negative value
+  call assert_fails('-3cquit', 'E16:')
+endfunc
+
 " vim: shiftwidth=2 sts=2 expandtab
diff --git a/src/version.c b/src/version.c
index 41a6d37..d007585 100644
--- a/src/version.c
+++ b/src/version.c
@@ -743,6 +743,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    95,
+/**/
     94,
 /**/
     93,