pkgs/tools: stdenv.lib -> lib

pkgs/tools/backup/duply/default.nix

@@ -20,7 +20,7 @@ stdenv.mkDerivation rec {
     mkdir -p "$out/share/man/man1"
     install -vD duply "$out/bin"
     wrapProgram "$out/bin/duply" --set PATH \
-        ${stdenv.lib.makeBinPath [ coreutils python2 duplicity gawk gnupg bash gnugrep txt2man which ]}
+        ${lib.makeBinPath [ coreutils python2 duplicity gawk gnupg bash gnugrep txt2man which ]}
     "$out/bin/duply" txt2man > "$out/share/man/man1/duply.1"
   '';
 
@@ -35,6 +35,6 @@ stdenv.mkDerivation rec {
     homepage = "https://duply.net/";
     license = licenses.gpl2;
     maintainers = [ maintainers.bjornfor ];
-    platforms = stdenv.lib.platforms.unix;
+    platforms = lib.platforms.unix;
   };
 }