commit 423ce545ec4cbf8a539037305c4d1c68eed0090a
Author: Dimitry Andric <dim@FreeBSD.org>
Date:   Thu Sep 9 23:43:58 2021 +0200

    biology/jellyfish: fix unused variable warning

diff --git a/biology/jellyfish/files/patch-include_jellyfish_dumper.hpp b/biology/jellyfish/files/patch-include_jellyfish_dumper.hpp
new file mode 100644
index 000000000000..e1dee683b9f9
--- /dev/null
+++ b/biology/jellyfish/files/patch-include_jellyfish_dumper.hpp
@@ -0,0 +1,11 @@
+--- include/jellyfish/dumper.hpp.orig	2019-08-23 17:46:21 UTC
++++ include/jellyfish/dumper.hpp
+@@ -54,7 +54,7 @@ class dumper_t { (protected)
+     }
+     file_names_.push_back(name.str());
+ 
+-    out.open(name.str().c_str());
++    out.open(name.str().c_str(), mode);
+     if(out.fail())
+       throw ErrorWriting(err::msg() << "'" << name.str() << "': "
+                          << "Can't open file for writing" << err::no);