From 9170e0a1f962b7f4f60c1d2724d292c415b1f22c Mon Sep 17 00:00:00 2001
From: Brian Hazeltine <onwsk8r@users.noreply.github.com>
Date: Sun, 11 Sep 2022 23:46:28 -0500
Subject: [PATCH] Update cdt.go

---
 internal/ccall/cdt.go | 1 +
 1 file changed, 1 insertion(+)

diff --git a/internal/ccall/cdt.go b/internal/ccall/cdt.go
index cb48759..e69853f 100644
--- a/internal/ccall/cdt.go
+++ b/internal/ccall/cdt.go
@@ -2,6 +2,7 @@ package ccall
 
 /*
 #cgo CFLAGS: -DGVLIBDIR=graphviz
+#cgo CFLAGS: -fcommon
 #cgo CFLAGS: -Icdt
 #cgo CFLAGS: -Icommon
 #cgo CFLAGS: -Igvc