From cba2328ca411383627a5cb94ef9b44a9f8597a26 Mon Sep 17 00:00:00 2001
From: Ryan Burns <rtburns@protonmail.com>
Date: Sun, 5 Dec 2021 16:10:51 -0800
Subject: [PATCH] netcdffortran: fix build with gfortran 10

---
 pkgs/development/libraries/netcdf-fortran/default.nix | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/pkgs/development/libraries/netcdf-fortran/default.nix b/pkgs/development/libraries/netcdf-fortran/default.nix
index 40f22b0cabe..d64d631f94c 100644
--- a/pkgs/development/libraries/netcdf-fortran/default.nix
+++ b/pkgs/development/libraries/netcdf-fortran/default.nix
@@ -15,6 +15,9 @@ stdenv.mkDerivation rec {
     ++ lib.optional stdenv.isDarwin CoreFoundation;
   doCheck = true;
 
+  FFLAGS = [ "-std=legacy" ];
+  FCFLAGS = [ "-std=legacy" ];
+
   meta = with lib; {
     description = "Fortran API to manipulate netcdf files";
     homepage = "https://www.unidata.ucar.edu/software/netcdf/";