From 4012d5b5334657087ccaaa4fb0fad347ed1f8dc1 Mon Sep 17 00:00:00 2001
From: Martin Weinelt <hexa@darmstadt.ccc.de>
Date: Tue, 10 Aug 2021 12:31:10 +0200
Subject: [PATCH] firefox: use nspr_latest for 91 and later

---
 pkgs/applications/networking/browsers/firefox/common.nix | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/pkgs/applications/networking/browsers/firefox/common.nix b/pkgs/applications/networking/browsers/firefox/common.nix
index 63babbaf179..588f1a3c138 100644
--- a/pkgs/applications/networking/browsers/firefox/common.nix
+++ b/pkgs/applications/networking/browsers/firefox/common.nix
@@ -19,6 +19,7 @@
 
 ## backported libraries
 
+, nspr_latest
 , nss_latest
 , rust-cbindgen_latest
 
@@ -95,6 +96,7 @@ let
             then "/Applications/${binaryNameCapitalized}.app/Contents/MacOS"
             else "/bin";
 
+  nspr_pkg = if lib.versionAtLeast ffversion "91" then nspr_latest else nspr;
   rust-cbindgen_pkg = if lib.versionAtLeast ffversion "89" then rust-cbindgen_latest else rust-cbindgen;
 
   # 78 ESR won't build with rustc 1.47
@@ -185,7 +187,7 @@ buildStdenv.mkDerivation ({
     # yasm can potentially be removed in future versions
     # https://bugzilla.mozilla.org/show_bug.cgi?id=1501796
     # https://groups.google.com/forum/#!msg/mozilla.dev.platform/o-8levmLU80/SM_zQvfzCQAJ
-    nspr nss_pkg
+    nspr_pkg nss_pkg
   ]
   ++ lib.optional  alsaSupport alsaLib
   ++ lib.optional  pulseaudioSupport libpulseaudio # only headers are needed
@@ -371,7 +373,7 @@ buildStdenv.mkDerivation ({
     version = ffversion;
     inherit alsaSupport;
     inherit pipewireSupport;
-    inherit nspr;
+    inherit nspr_pkg;
     inherit ffmpegSupport;
     inherit gssSupport;
     inherit execdir;