minimal-bootstrap.bzip2: build with musl

pkgs/os-specific/linux/minimal-bootstrap/bzip2/default.nix

···
 , bash
 , tinycc
 , gnumake
-, gnupatch
+, gnutar
 , gzip
 }:
 let
···
     url = "https://sourceware.org/pub/bzip2/bzip2-${version}.tar.gz";
     sha256 = "0s92986cv0p692icqlw1j42y9nld8zd83qwhzbqd61p1dqbh6nmb";
   };
-
-  patches = [
-    # mes libc has no time support, so we remove that.
-    # It also does not have fch{own,mod}, which we don't care about in the bootstrap
-    # anyway, so we can null-op those calls.
-    (fetchurl {
-      url = "https://github.com/fosslinux/live-bootstrap/raw/87e9d7db9d22b400d1c05247254ac39ee2577e80/sysa/bzip2-1.0.8/patches/mes-libc.patch";
-      sha256 = "14dciwib28h413skzfkh7samzh8x87dmwhldyxxphff04pvl1j3c";
-    })
-  ];
 in
 bash.runCommand "${pname}-${version}" {
   inherit pname version;
···
   nativeBuildInputs = [
     tinycc.compiler
     gnumake
-    gnupatch
+    gnutar
     gzip
   ];
 
   passthru.tests.get-version = result:
     bash.runCommand "${pname}-get-version-${version}" {} ''
-      ${result}/bin/bzip2 --version --help
+      ${result}/bin/bzip2 --help
       mkdir $out
     '';
 
···
   };
 } ''
   # Unpack
-  cp ${src} bzip2.tar.gz
-  gunzip bzip2.tar.gz
-  untar --file bzip2.tar
-  rm bzip2.tar
+  tar xzf ${src}
   cd bzip2-${version}
 
-  # Patch
-  ${lib.concatMapStringsSep "\n" (f: "patch -Np0 -i ${f}") patches}
-
   # Build
   make \
-    CC="tcc -B ${tinycc.libs}/lib -I ." \
+    -j $NIX_BUILD_CORES \
+    CC="tcc -B ${tinycc.libs}/lib" \
     AR="tcc -ar" \
     bzip2 bzip2recover
 
   # Install
-  make install PREFIX=$out
+  make install -j $NIX_BUILD_CORES PREFIX=$out
 ''

pkgs/os-specific/linux/minimal-bootstrap/default.nix

···
 
     bzip2 = callPackage ./bzip2 {
       bash = bash_2_05;
-      tinycc = tinycc-mes;
+      tinycc = tinycc-musl;
+      gnumake = gnumake-musl;
+      gnutar = gnutar-musl;
     };
 
     coreutils = callPackage ./coreutils { tinycc = tinycc-mes; };