1 files changed, 3 insertions, 8 deletions
diff --git a/pkgs/development/libraries/libev/default.nix b/pkgs/development/libraries/libev/default.nix
index d27df16eb94..0472aeef694 100644
--- a/pkgs/development/libraries/libev/default.nix
+++ b/pkgs/development/libraries/libev/default.nix
@@ -2,18 +2,13 @@
 
 stdenv.mkDerivation rec {
   name = "libev-${version}";
-  version="4.19";
+  version="4.20";
+
   src = fetchurl {
     url = "http://dist.schmorp.de/libev/Attic/${name}.tar.gz";
-    sha256 = "1jyw7qbl0spxqa0dccj9x1jsw7cj7szff43cq4acmklnra4mzz48";
+    sha256 = "17j47pbkr65a18mfvy2861p5k7w4pxmdgiw723ryfqd9gx636w7q";
   };
 
-  patches = [ ./noreturn.patch ];
-
-  # Version 4.19 is not valid C11 (which Clang default to)
-  # Check if this is still necessary on upgrade
-  NIX_CFLAGS_COMPILE = if stdenv.cc.isClang then "-std=c99" else null;
-
   meta = {
     description = "A high-performance event loop/event model with lots of features";
     maintainers = [ stdenv.lib.maintainers.raskin ];