From f616d27fde443f07bc5d4f5129d30e6c72e37fde Mon Sep 17 00:00:00 2001
From: jlp765 <jlp765@gmail.com>
Date: Mon, 5 Sep 2016 20:49:36 +1000
Subject: [PATCH] add foobar() example to Function/Procedure section showing
 var parameters

---
 Nim-for-C-programmers.md | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/Nim-for-C-programmers.md b/Nim-for-C-programmers.md
index 10380c5..4954b61 100644
--- a/Nim-for-C-programmers.md
+++ b/Nim-for-C-programmers.md
@@ -240,6 +240,10 @@ int bar() {
 int baz(int x) {
   return x*2;
 }
+int foobar(int *x) {
+  return (++*x)*2;
+}
+
 </pre>
 </td>
 <td>
@@ -250,8 +254,12 @@ proc foo() =
 proc bar(): int =
   2
 
-proc baz(x: int) =
+proc baz(x: int): int =
   x*2
+
+proc foobar(x: var int): int =
+  inc(x)
+  result = x*2  # also valid
 </pre>
 </td>
 <td><b>Function/Procedure.</b>  </td>