diff --git a/bitfurnace/recipe.yaml b/bitfurnace/recipe.yaml
new file mode 100644
index 0000000..74bc900
--- /dev/null
+++ b/bitfurnace/recipe.yaml
@@ -0,0 +1,19 @@
+context:
+  name: bitfurnace
+  version: 0.1.1
+
+package:
+  name: '{{ name|lower }}'
+  version: '{{ version }}'
+
+source:
+  git_url: file:///Users/wolfvollprecht/Programs/bitfurnace
+  git_rev: main
+
+
+build:
+  number: 0
+  noarch: true
+  script:
+    - cp -r bitfurnace $PREFIX
+
diff --git a/bzip2/build.py b/bzip2/build.py
new file mode 100644
index 0000000..68b50d6
--- /dev/null
+++ b/bzip2/build.py
@@ -0,0 +1,50 @@
+from make import Make
+
+import shutil
+import glob
+from pathlib import Path
+
+def install(from_path, to_path, follow_symlinks=False):
+    fp = str(from_path)
+    tp = str(to_path)
+
+    to_path.mkdir(parents=True, exist_ok=True)
+
+    if '*' in fp:
+        for f in glob.glob(fp):
+            shutil.copy(f, tp, follow_symlinks=follow_symlinks)
+    else:
+        shutil.copy(fp, tp, follow_symlinks=follow_symlinks)
+
+class UnixRecipe(Make):
+
+    def get_install_args(self):
+        return self.default_install_args + self.install_args
+
+    def install(self):
+        run(['make', 'install'] + self.get_install_args())
+        if not features.static:
+            if target_platform.startswith('linux'):
+                run(['make', '-f', 'Makefile-libbz2_so'] + self.get_install_args())
+                install(f'libbz2.so.{pkg_version}', prefix / 'lib')
+                Path(prefix / 'lib' / 'libbz2.so').symlink_to(prefix / 'lib' / f'libbz2.so.{pkg_version}')
+            else:
+                run([cc] + f'-shared -Wl,-install_name -Wl,libbz2.dylib -o libbz2.{pkg_version}.dylib blocksort.o huffman.o crctable.o randtable.o compress.o decompress.o bzlib.o'.split())
+
+                install(f'libbz2.{pkg_version}.dylib', prefix / 'lib')
+                Path(prefix / 'lib' / 'libbz2.dylib').symlink_to(prefix / 'lib' / f'libbz2.{pkg_version}.dylib')
+
+            Path(prefix / 'lib' / 'libbz2.a').unlink()
+
+    def __init__(self):
+        self.cflags += ['-Wall', '-Winline', '-O2', '-g', '-D_FILE_OFFSET_BITS=64', '-fPIC']
+
+        cflags = ' '.join(self.cflags)
+        self.build_args = [f'CFLAGS={cflags}']
+        self.install_args = [f'CFLAGS={cflags}']
+
+
+if target_platform.startswith('win'):
+    pass
+else:
+    Recipe = UnixRecipe
diff --git a/bzip2/build.sh b/bzip2/build.sh
deleted file mode 100644
index 7a1c1d5..0000000
--- a/bzip2/build.sh
+++ /dev/null
@@ -1,24 +0,0 @@
-#!/bin/sh
-set -ex
-
-# toolchain flags + bzip flags + fpic
-export CFLAGS="${CFLAGS} -Wall -Winline -O2 -g -D_FILE_OFFSET_BITS=64 -fPIC"
-USED_CC=${GCC:-${CC}}
-
-if [[ "${FEATURE_STATIC}" == "1" ]]; then
-    make install PREFIX=${PREFIX} CFLAGS="${CFLAGS}" CC="${USED_CC}" -j${CPU_COUNT}
-else
-    make install PREFIX=${PREFIX} CFLAGS="${CFLAGS}" CC="${USED_CC}" -j${CPU_COUNT}
-    # build shared library
-    if [[ ${target_platform} =~ .*linux.* ]]; then
-      make -f Makefile-libbz2_so CFLAGS="${CFLAGS}" CC="${USED_CC}" -j${CPU_COUNT}
-      ln -s libbz2.so.${PKG_VERSION} libbz2.so
-      cp -d libbz2.so* ${PREFIX}/lib/
-    elif [[ ${target_platform} == osx-* ]]; then
-      ${USED_CC} -shared -Wl,-install_name -Wl,libbz2.dylib -o libbz2.${PKG_VERSION}.dylib blocksort.o huffman.o crctable.o randtable.o compress.o decompress.o bzlib.o
-      cp libbz2.${PKG_VERSION}.dylib ${PREFIX}/lib/
-      ln -s libbz2.${PKG_VERSION}.dylib ${PREFIX}/lib/libbz2.dylib
-    fi
-    rm -rf $PREFIX/lib/libbz2.a
-fi
-
diff --git a/bzip2/recipe.yaml b/bzip2/recipe.yaml
index 8225b01..25e3970 100644
--- a/bzip2/recipe.yaml
+++ b/bzip2/recipe.yaml
@@ -19,6 +19,7 @@ build:
 requirements:
   build:
     - '{{ compiler("c") }}'
+    - bitfurnace
     # - sel(win): jom
     - sel(win): cmake
     - sel(win): ninja
diff --git a/conda_build_config.yaml b/conda_build_config.yaml
index 900a67b..560d8a5 100644
--- a/conda_build_config.yaml
+++ b/conda_build_config.yaml
@@ -5,4 +5,4 @@ MACOSX_DEPLOYMENT_TARGET:      # [osx]
   - 11.0                       # [osx and arm64]
   - 10.9                       # [osx and x86_64]
 CONDA_BUILD_SYSROOT:
- - /Applications/Xcode_12.4.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX11.1.sdk  # [osx and arm64]
+ - /opt/MacOSX11.0.sdk  # [osx and arm64]
diff --git a/libarchive/build.py b/libarchive/build.py
new file mode 100644
index 0000000..1494765
--- /dev/null
+++ b/libarchive/build.py
@@ -0,0 +1,39 @@
+from bitfurnace.autotools import Autotools
+
+class Recipe(Autotools):
+
+	def get_configure_args(self):
+		configure_args = []
+
+		if features.static:
+			configure_args += ['--enable-static', '--disable-shared']
+		else:
+			configure_args += ['--disable-static', '--enable-shared']
+
+		def add_feature(feat, opt):
+			if feat:
+				configure_args.append(f'--with-{opt}')
+			else:
+				configure_args.append(f'--without-{opt}')
+
+		if target_platform.startswith('osx'):
+			configure_args += ['--with-iconv']
+		else:
+			configure_args += ['--without-iconv']
+			if features.zstd:
+				self.ldflags += ['-pthread']
+
+		add_feature(features.bzip2, 'bz2lib')
+		add_feature(features.lz4, 'lz4')
+		add_feature(features.xz, 'lzma')
+		add_feature(features.lzo, 'lzo2')
+		add_feature(features.zstd, 'zstd')
+		add_feature(features.openssl, 'openssl')
+
+		configure_args += [
+			'--without-cng',
+			'--without-nettle',
+			'--without-expat',
+		]
+
+		return configure_args
\ No newline at end of file
diff --git a/libarchive/build.sh b/libarchive/build.sh
deleted file mode 100644
index 794c095..0000000
--- a/libarchive/build.sh
+++ /dev/null
@@ -1,36 +0,0 @@
-#!/bin/bash
-set -x
-autoreconf -vfi
-mkdir build-${HOST} && pushd build-${HOST}
-
-if [[ "${FEATURE_STATIC}" == "1" ]]; then
-    BUILD_TYPE="--enable-static --disable-shared"
-else
-    BUILD_TYPE="--disable-static --enable-shared"
-fi
-if [ "$(uname)" == "Darwin" ]; then
-    WITH_ICONV="--with-iconv"
-else
-    WITH_ICONV="--without-iconv"
-    # link pthread for zstd
-    if [[ "${FEATURE_ZSTD}" == "1" ]]; then
-        export LDFLAGS="${LDFLAGS} -pthread"
-    fi
-fi
-
-${SRC_DIR}/configure --prefix=${PREFIX} ${BUILD_TYPE}                             \
-                     $(feature $FEATURE_ZLIB --with-zlib --without-zlib)          \
-                     $(feature $FEATURE_BZIP2 --with-bz2lib --without-bz2lib)     \
-                     $(feature $FEATURE_LZ4 --with-lz4 --without-lz4)             \
-                     $(feature $FEATURE_XZ --with-lzma --without-lzma)            \
-                     $(feature $FEATURE_LZO --with-lzo2 --without-lzo2)           \
-                     $(feature $FEATURE_ZSTD --with-zstd --without-zstd)          \
-                     $(feature $FEATURE_OPENSSL --with-openssl --without-openssl) \
-                     --without-cng                                                \
-                     --without-nettle                                             \
-                     $(feature $FEATURE_XML2 --with-xml2 --without-xml2)          \
-                     --without-expat                                              \
-                     $WITH_ICONV
-
-make -j${CPU_COUNT} ${VERBOSE_AT}
-make install
diff --git a/libarchive/recipe.yaml b/libarchive/recipe.yaml
index bab23cd..456eadd 100644
--- a/libarchive/recipe.yaml
+++ b/libarchive/recipe.yaml
@@ -31,6 +31,7 @@ build:
 requirements:
   build:
     - '{{ compiler("c") }}'
+    - bitfurnace
       # Does not work in this recips at present
       # we manually convert C99 to C89 instead.
       # - c99-to-c89  # [win and vc<14]
@@ -45,74 +46,74 @@ requirements:
     - sel(win): m2-patch
   host:
     - sel(win and vc<14): msinttypes
-    - sel(osx): libiconv-static
+    - sel(osx): libiconv
   run:
-    - sel(osx): libiconv-static
+    - sel(osx): libiconv
 
 features:
   - name: zlib
     default: true
     requirements:
       host:
-        - zlib-static
+        - zlib
       run:
-        - zlib-static
+        - zlib
 
   - name: zstd
     default: true
     requirements:
       host:
-        - zstd-static
+        - zstd
       run:
-        - zstd-static
+        - zstd
 
   - name: openssl
     default: true
     requirements:
       host:
-        - openssl-static
+        - openssl
       run:
-        - openssl-static
+        - openssl
 
   - name: lzo
     default: true
     requirements:
       host:
-        - lzo-static
+        - lzo
       run:
-        - lzo-static
+        - lzo
 
   - name: xz
     default: true
     requirements:
       host:
-        - xz-static
+        - xz
       run:
-        - xz-static
+        - xz
 
   - name: bzip2
     default: true
     requirements:
       host:
-        - bzip2-static
+        - bzip2
       run:
-        - bzip2-static
+        - bzip2
 
   - name: lz4
     default: true
     requirements:
       host:
-        - lz4-c-static
+        - lz4-c
       run:
-        - lz4-c-static
+        - lz4-c
 
   - name: xml2
     default: true
     requirements:
       host:
-        - libxml2-static
+        - libxml2
       run:
-        - libxml2-static
+        - libxml2
 
   - name: static
     default: false
diff --git a/libssh2/build.sh b/libssh2/build.sh
index 8409492..0527707 100644
--- a/libssh2/build.sh
+++ b/libssh2/build.sh
@@ -1,31 +1,2 @@
-#!/bin/bash
+from cmake import CMake
 
-# copy files which are missing from the release tarball
-# see: https://github.com/libssh2/libssh2/issues/379
-# TODO: remove this in the 1.9.1 or later releases
-cp ${RECIPE_DIR}/missing_files/*.c tests/
-
-# We use a repackaged cmake from elsewhere to break a build cycle.
-export PATH=${PREFIX}/cmake-bin/bin:${PATH}
-
-mkdir build && cd build
-
-if [[ "${FEATURE_STATIC}" == "1" ]]; then
-    BUILD_TYPE="-D BUILD_SHARED_LIBS=OFF"
-else
-    BUILD_TYPE="-D BUILD_SHARED_LIBS=ON"
-fi
-
-cmake ${CMAKE_ARGS} 					 \
-	  -D CMAKE_INSTALL_PREFIX=$PREFIX 	 \
-      -D CMAKE_PREFIX_PATH=$PREFIX 		 \
-      $BUILD_TYPE 						 \
-      -D CRYPTO_BACKEND=OpenSSL 		 \
-      -D CMAKE_INSTALL_LIBDIR=lib 		 \
-      -D ENABLE_ZLIB_COMPRESSION=ON 	 \
-      -D CMAKE_INSTALL_RPATH=$PREFIX/lib \
-      $SRC_DIR
-
-make -j${CPU_COUNT}
-# ctest  # fails on the docker image
-make install
diff --git a/libssh2/recipe.yaml b/libssh2/recipe.yaml
index 7c4e24e..5829c54 100644
--- a/libssh2/recipe.yaml
+++ b/libssh2/recipe.yaml
@@ -18,18 +18,16 @@ requirements:
   build:
     # This breals a dependency cycle:
     # curl->libssh2->cmake->curl
+    - '{{ compiler("c") }}'
     - sel(win): cmake-binary
     - sel(not win): cmake-no-system
-    - sel(not (osx and arm64)): '{{ compiler("c") }}'
-    - sel(osx and arm64): '{{ compiler("clang_bootstrap") }}'
-    - sel(win): ninja
-    - sel(unix): make
+    - ninja
   host:
-    - openssl-static
-    - zlib-static
+    - openssl
+    - zlib
   run:
-    - openssl-static
-    - zlib-static
+    - openssl
+    - zlib
 
 # test:
 #   commands:
diff --git a/reproc/build_c.py b/reproc/build_c.py
new file mode 100644
index 0000000..467e291
--- /dev/null
+++ b/reproc/build_c.py
@@ -0,0 +1,6 @@
+from cmake import CMake
+
+class Recipe(CMake):
+	cmake_configure_args = {
+		'BUILD_SHARED_LIBS': not features.static
+	}
\ No newline at end of file
diff --git a/reproc/build_c.sh b/reproc/build_c.sh
deleted file mode 100644
index d6ea618..0000000
--- a/reproc/build_c.sh
+++ /dev/null
@@ -1,14 +0,0 @@
-mkdir -p build; cd build
-
-if [[ "${FEATURE_STATIC}" == "1" ]]; then
-    BUILD_TYPE="-DBUILD_SHARED_LIBS=OFF"
-else
-    BUILD_TYPE="-DBUILD_SHARED_LIBS=ON"
-fi
-
-cmake .. \
-      -DCMAKE_INSTALL_PREFIX=$PREFIX \
-      -DCMAKE_INSTALL_LIBDIR=lib \
-      ${BUILD_TYPE}
-
-make install -j${CPU_COUNT}
\ No newline at end of file
diff --git a/reproc/build_cpp.py b/reproc/build_cpp.py
new file mode 100644
index 0000000..c8ebadc
--- /dev/null
+++ b/reproc/build_cpp.py
@@ -0,0 +1,11 @@
+from cmake import CMake
+
+class Recipe(CMake):
+    cmake_configure_args = {
+        'BUILD_SHARED_LIBS': not features.static,
+        'REPROC++': True
+    }
+
+    def pre_configure(self):
+        if (self.workdir / "CMakeCache.txt").exists():
+            (self.workdir / "CMakeCache.txt").unlink()
\ No newline at end of file
diff --git a/reproc/build_cpp.sh b/reproc/build_cpp.sh
deleted file mode 100644
index 1892c06..0000000
--- a/reproc/build_cpp.sh
+++ /dev/null
@@ -1,16 +0,0 @@
-mkdir -p build-cpp; cd build-cpp
-rm -rf CMakeCache.txt
-
-if [[ "${FEATURE_STATIC}" == "1" ]]; then
-    BUILD_TYPE="-DBUILD_SHARED_LIBS=OFF"
-else
-    BUILD_TYPE="-DBUILD_SHARED_LIBS=ON"
-fi
-
-cmake .. \
-      -DCMAKE_INSTALL_PREFIX=$PREFIX \
-      -DCMAKE_INSTALL_LIBDIR=lib \
-      -DREPROC++=ON \
-      ${BUILD_TYPE}
-
-make install -j${CPU_COUNT}
\ No newline at end of file
diff --git a/reproc/recipe.yaml b/reproc/recipe.yaml
index b3abd7b..049b08f 100644
--- a/reproc/recipe.yaml
+++ b/reproc/recipe.yaml
@@ -23,29 +23,27 @@ outputs:
       name: reproc
     build:
       script:
-        - sel(unix): build_c.sh
-        - sel(win): build_c.bat
+        - build_c.py
     requirements:
       build:
         - '{{ compiler("c") }}'
         - cmake
-        - sel(unix): make
-        - sel(win): ninja
+        - bitfurnace
+        - ninja
   - package:
       name: reproc-cpp
     build:
       script:
-        - sel(unix): build_cpp.sh
-        - sel(win): build_cpp.bat
+        - build_cpp.py
     requirements:
       build:
         - '{{ compiler("c") }}'
         - '{{ compiler("cxx") }}'
         - cmake
-        - sel(unix): make
-        - sel(win): ninja
+        - bitfurnace
+        - ninja
       host:
-        - "{{ pin_subpackage('reproc-static', exact=True ) }}"
+        - "{{ pin_subpackage('reproc', exact=True ) }}"
 
 about:
   home: https://github.com/DaanDeMeyer/reproc
diff --git a/xz/build.sh b/xz/build.sh
index 697ef2d..78fc3fe 100644
--- a/xz/build.sh
+++ b/xz/build.sh
@@ -1,23 +1,24 @@
-#!/bin/bash
-
 # TODO?!
 # autoreconf -vfi
+# cp $BUILD_PREFIX/share/gnuconfig/config.* .
+export PYTHONPATH="${PYTHONPATH}:/Users/wolfvollprecht/Programs/bitfurnace"
+python3 ~/Programs/bitfurnace/bitfurnace/runner.py $RECIPE_DIR/build.py
 
-if [[ "${FEATURE_STATIC}" == "1" ]]; then
-    BUILD_TYPE="--enable-static --disable-shared"
-else
-    BUILD_TYPE="--disable-static --enable-shared"
-fi
+# if [[ "${FEATURE_STATIC}" == "1" ]]; then
+#     BUILD_TYPE="--enable-static --disable-shared"
+# else
+#     BUILD_TYPE="--disable-static --enable-shared"
+# fi
 
-./configure --prefix=${PREFIX}  \
-            --build=${BUILD}    \
-            --host=${HOST}		\
-            ${BUILD_TYPE}
+# ./configure --prefix=${PREFIX}  \
+#             --build=${BUILD}    \
+#             --host=${HOST}		\
+#             ${BUILD_TYPE}
 
-make -j${CPU_COUNT} ${VERBOSE_AT}
+# make -j${CPU_COUNT} ${VERBOSE_AT}
 
-if [[ "$CONDA_BUILD_CROSS_COMPILATION" != 1 ]]; then
-  make check
-fi
+# if [[ "$CONDA_BUILD_CROSS_COMPILATION" != 1 ]]; then
+#   make check
+# fi
 
-make install
+# make install
diff --git a/xz/recipe.yaml b/xz/recipe.yaml
index fc69843..78ea068 100644
--- a/xz/recipe.yaml
+++ b/xz/recipe.yaml
@@ -27,6 +27,9 @@ requirements:
     - sel(win): ninja
     - sel(not win): make
     - sel(not win): automake
+    - sel(not win): autoconf
+    - sel(not win): gettext
+    - sel(not win): gnuconfig
     - sel(not win): libtool
   host:
     - sel(win and vc<14): msinttypes
diff --git a/zlib/bld.bat b/zlib/bld.bat
deleted file mode 100644
index 3c5f0e8..0000000
--- a/zlib/bld.bat
+++ /dev/null
@@ -1,35 +0,0 @@
-set LIB=%LIBRARY_LIB%;%LIB%
-set LIBPATH=%LIBRARY_LIB%;%LIBPATH%
-set INCLUDE=%LIBRARY_INC%;%INCLUDE%;%RECIPE_DIR%
-
-mkdir build
-cd build
-:: Configure.
-cmake -G "Ninja" ^
-      -D CMAKE_BUILD_TYPE=Release ^
-      -D CMAKE_PREFIX_PATH=%LIBRARY_PREFIX% ^
-      -D CMAKE_INSTALL_PREFIX=%LIBRARY_PREFIX% ^
-      -DCMAKE_C_FLAGS_RELEASE="/MT /O2 /Ob2 /DNDEBUG" ^
-      %SRC_DIR%
-if errorlevel 1 exit 1
-
-:: Build.
-ninja install --verbose
-if errorlevel 1 exit 1
-
-:: Test.
-rem ctest
-if errorlevel 1 exit 1
-
-
-del %LIBRARY_LIB%\zlib.lib
-del %LIBRARY_BIN%\zlib.dll
-
-:: Some OSS libraries are happier if z.lib exists, even though it's not typical on Windows.
-rem copy %LIBRARY_LIB%\zlib.lib %LIBRARY_LIB%\z.lib || exit 1
-
-:: Qt in particular goes looking for this one (as of 4.8.7).
-rem copy %LIBRARY_LIB%\zlib.lib %LIBRARY_LIB%\zdll.lib || exit 1
-
-:: Copy license file to the source directory so conda-build can find it.
-rem copy %RECIPE_DIR%\license.txt %SRC_DIR%\license.txt || exit 1
diff --git a/zlib/build.py b/zlib/build.py
new file mode 100644
index 0000000..14347e9
--- /dev/null
+++ b/zlib/build.py
@@ -0,0 +1,47 @@
+# from bitfurnace.autotools import Autotools
+
+# class Recipe(Autotools):
+
+# 	def get_configure_args(self):
+# 		return self.configure_args + ["--static"]
+
+# 	def __init__(self):
+# 		self.cflags += ['-fPIC']
+# 		self.cxxflags += ['-fPIC']
+
+from bitfurnace.cmake import CMake
+import pathlib
+
+def safe_unlink(p):
+	assert(prefix in p.parents)
+	p.unlink()
+
+def rm(path):
+	if isinstance(path, pathlib.PurePath):
+		safe_unlink(path)
+	else:
+		for p in path:
+			safe_unlink(p)
+
+class Recipe(CMake):
+
+	def post_install(self):
+		if target_platform.startswith('win'):
+			(library_lib / "zlib.lib").unlink()
+			(library_bin / "zlib.dll").unlink()
+		else:
+			print(features)
+			if not features.static:
+				# delete the .a library
+				rm(prefix / "lib" / "libz.a")
+			else:
+				rm((prefix / "lib").glob("libz*.dylib"))
+
+	def __init__(self):
+		print("Activated features: ", features)
+
+		if target_platform.startswith('win'):
+			self.cmake_args["CMAKE_C_FLAGS_RELEASE"] = "/MT /O2 /Ob2 /DNDEBUG"
+		self.cflags += ['-fPIC']
+		self.cxxflags += ['-fPIC']
+
diff --git a/zlib/build.sh b/zlib/build.sh
deleted file mode 100644
index 2a482da..0000000
--- a/zlib/build.sh
+++ /dev/null
@@ -1,31 +0,0 @@
-#!/bin/bash
-
-export CFLAGS="${CFLAGS} -fPIC"
-export CXXFLAGS="${CXXFLAGS} -fPIC"
-
-if [[ "${FEATURE_STATIC}" == "1" ]]; then
-    BUILD_TYPE="--static"
-else
-    BUILD_TYPE="--shared"
-fi
-
-./configure \
-	--prefix=${PREFIX}  \
-    ${BUILD_TYPE}
-
-make -j${CPU_COUNT} ${VERBOSE_AT}
-
-if [[ "$CONDA_BUILD_CROSS_COMPILATION" != "1" ]]; then
-    make check
-fi
-make install
-
-# Remove man files.
-rm -rf $PREFIX/share
-
-# Copy license file to the source directory so conda-build can find it.
-cp $RECIPE_DIR/license.txt $SRC_DIR/license.txt
-
-if [[ "${FEATURE_STATIC}" != "1" ]]; then
-	rm -rf $PREFIX/lib/libz.a
-fi;
\ No newline at end of file
diff --git a/zlib/recipe.yaml b/zlib/recipe.yaml
index 4d05bd6..001c84e 100644
--- a/zlib/recipe.yaml
+++ b/zlib/recipe.yaml
@@ -18,10 +18,10 @@ build:
 
 requirements:
   build:
+    - bitfurnace
     - '{{ compiler("c") }}'
-    - sel(win): cmake
-    - sel(win): ninja
-    - sel(unix): make
+    - cmake
+    - ninja
 
 features:
   - name: static
diff --git a/zstd/build.py b/zstd/build.py
new file mode 100644
index 0000000..7f1e81e
--- /dev/null
+++ b/zstd/build.py
@@ -0,0 +1,12 @@
+from cmake import CMake
+
+class Recipe(CMake):
+    cmakelists_dir = src_dir / "build" / "cmake"
+    workdir = src_dir / "cmake_build"
+
+    cmake_configure_args = {
+        'ZSTD_LEGACY_SUPPORT': True,
+        'ZSTD_BUILD_PROGRAMS': False,
+        'ZSTD_BUILD_CONTRIB': False,
+        'ZSTD_PROGRAMS_LINK_SHARED': True   
+    }
diff --git a/zstd/build.sh b/zstd/build.sh
deleted file mode 100644
index 2c3a911..0000000
--- a/zstd/build.sh
+++ /dev/null
@@ -1,58 +0,0 @@
-#!/bin/bash
-set -ex
-
-export CFLAGS="${CFLAGS} -O3 -fPIC"
-
-# # Fix undefined clock_gettime (Is this needed? See above)
-# if [[ ${target_platform} =~ linux.* ]]; then
-#   export LDFLAGS="${LDFLAGS} -lrt"
-# fi
-
-# declare -a _CMAKE_EXTRA_CONFIG
-
-# if [[ ${HOST} =~ .*darwin.* ]]; then
-#   if [[ ${_XCODE_BUILD} == yes ]]; then
-#       CMAKE_GENERATOR="Xcode"
-#       _CMAKE_EXTRA_CONFIG+=(-DCMAKE_OSX_ARCHITECTURES=x86_64)
-#       _CMAKE_EXTRA_CONFIG+=(-DCMAKE_OSX_SYSROOT=${CONDA_BUILD_SYSROOT})
-#       _VERBOSE=""
-#   fi
-#   unset MACOSX_DEPLOYMENT_TARGET
-#   export MACOSX_DEPLOYMENT_TARGET
-#   _CMAKE_EXTRA_CONFIG+=(-DCMAKE_AR=${AR})
-#   _CMAKE_EXTRA_CONFIG+=(-DCMAKE_RANLIB=${RANLIB})
-#   _CMAKE_EXTRA_CONFIG+=(-DCMAKE_LINKER=${LD})
-# fi
-
-# if [[ ${HOST} =~ .*linux.* ]]; then
-#   # I hate you so much CMake.
-#   LIBPTHREAD=$(find ${PREFIX} -name "libpthread.so")
-#   _CMAKE_EXTRA_CONFIG+=(-DPTHREAD_LIBRARY=${LIBPTHREAD})
-#   LIBRT=$(find ${PREFIX} -name "librt.so")
-#   _CMAKE_EXTRA_CONFIG+=(-DRT_LIBRARIES=${LIBRT})
-# fi
-
-pushd build/cmake
-
-if [[ "$FEATURE_STATIC" == "1" ]]; then
-  STATIC_ARGS="-DZSTD_BUILD_STATIC=ON -DZSTD_BUILD_SHARED=OFF -DZSTD_BUILD_TESTS=1"
-else
-  STATIC_ARGS="-DZSTD_BUILD_STATIC=OFF -DZSTD_BUILD_SHARED=ON -DZSTD_BUILD_TESTS=0"
-fi;
-
-# FULL_AR=`which ${AR}`
-#      -DCMAKE_AR=${FULL_AR}              \
-cmake -G"${CMAKE_GENERATOR}"             \
-      -DCMAKE_INSTALL_PREFIX="${PREFIX}" \
-      -DCMAKE_INSTALL_LIBDIR="lib"       \
-      -DCMAKE_PREFIX_PATH="${PREFIX}"    \
-      -DZSTD_LEGACY_SUPPORT=1            \
-      -DZSTD_BUILD_PROGRAMS=0            \
-      -DZSTD_BUILD_CONTRIB=0             \
-      -DZSTD_PROGRAMS_LINK_SHARED=ON     \
-      ${STATIC_ARGS}                     \
-      "${_CMAKE_EXTRA_CONFIG[@]}"
-
-make -j${CPU_COUNT} install
-# make test
-popd
\ No newline at end of file
diff --git a/zstd/recipe.yaml b/zstd/recipe.yaml
index 1f463e2..4832c2f 100644
--- a/zstd/recipe.yaml
+++ b/zstd/recipe.yaml
@@ -24,27 +24,26 @@ requirements:
     - '{{ compiler("c") }}'
     - '{{ compiler("cxx") }}'
     - sel(win): msinttypes
-    - sel(unix): make
-    - sel(win): ninja
+    - ninja
     - cmake
+    - bitfurnace
 
-# test:
-#   commands:
-#     - zstd -be -i5
+test:
+  commands:
+    - sel(feature_programs): zstd -be -i5
 
-#     - sel(unix): test -f ${PREFIX}/include/{{ name }}.h
-#     - sel(unix): test ! -f ${PREFIX}/lib/lib{{ name }}.a
-#     - sel(linux): test -f ${PREFIX}/lib/lib{{ name }}.so
-#     - sel(osx): test -f ${PREFIX}/lib/lib{{ name }}.dylib
+    - sel(unix): test -f ${PREFIX}/include/{{ name }}.h
+    - sel(unix): test ! -f ${PREFIX}/lib/lib{{ name }}.a
+    - sel(linux): test -f ${PREFIX}/lib/lib{{ name }}.so
+    - sel(osx): test -f ${PREFIX}/lib/lib{{ name }}.dylib
 
-#     - sel(win): if not exist %LIBRARY_INC%\{{ name }}.h exit 1
-#     - sel(win): if not exist %LIBRARY_BIN%\lib{{ name }}.dll exit 1
-#     - sel(win): if not exist %LIBRARY_LIB%\lib{{ name }}.lib exit 1
-#     - sel(win): if exist %LIBRARY_LIB%\lib{{ name }}_static.lib exit 1
+    - sel(win): if not exist %LIBRARY_INC%\{{ name }}.h exit 1
+    - sel(win): if not exist %LIBRARY_BIN%\lib{{ name }}.dll exit 1
+    - sel(win): if not exist %LIBRARY_LIB%\lib{{ name }}.lib exit 1
+    - sel(win): if exist %LIBRARY_LIB%\lib{{ name }}_static.lib exit 1
 
-#     - sel(unix): export PKG_CONFIG_PATH=$PREFIX/lib/pkgconfig
-#     - sel(unix): test -f ${PREFIX}/lib/pkgconfig/lib{{ name }}.pc
-#     - sel(unix): pkg-config --cflags lib{{ name }}
+    - sel(unix): test -f ${PREFIX}/lib/pkgconfig/lib{{ name }}.pc
+    - sel(unix): pkg-config --cflags lib{{ name }}
 
 features:
   - name: static