Don't build zlib on macos

Signed-off-by: falkTX <falktx@falktx.com>

bootstrap.sh

@@ -48,12 +48,6 @@ build_host_autoconf pkg-config "${PKG_CONFIG_VERSION}" "--enable-indirect-deps -
 download liblo "${LIBLO_VERSION}" "http://download.sourceforge.net/liblo"
 build_autoconf liblo "${LIBLO_VERSION}" "--enable-threads --disable-examples --disable-tests --disable-tools"
 
-# ---------------------------------------------------------------------------------------------------------------------
-# zlib
-
-download zlib "${ZLIB_VERSION}" "https://github.com/madler/zlib/archive"
-build_conf zlib "${ZLIB_VERSION}" "--static --prefix=${PAWPAW_PREFIX}"
-
 # ---------------------------------------------------------------------------------------------------------------------
 # libogg
 
@@ -139,3 +133,11 @@ fi
 build_autoconf fftwf "${FFTW_VERSION}" "${FFTWF_EXTRAFLAGS}"
 
 # ---------------------------------------------------------------------------------------------------------------------
+# zlib
+
+if [ "${MACOS}" -eq 0 ]; then
+    download zlib "${ZLIB_VERSION}" "https://github.com/madler/zlib/archive"
+    build_conf zlib "${ZLIB_VERSION}" "--static --prefix=${PAWPAW_PREFIX}"
+fi
+
+# ---------------------------------------------------------------------------------------------------------------------