Merge branch 'macos-build-fixes' into 'master'

Macos build fixes

See merge request redox-os/cookbook!271

config.sh

@@ -51,3 +51,6 @@ else
     FIND="find"
     STAT="stat";
 fi
+
+export FIND
+export STAT

recipes/drivers/recipe.toml

@@ -9,7 +9,7 @@ script = """
     --workspace
 
 mkdir -pv "${COOKBOOK_STAGE}/bin"
-find "target/${TARGET}/release" \
+${FIND} "target/${TARGET}/release" \
     -maxdepth 1 \
     -executable \
     -type f \
@@ -19,7 +19,7 @@ mkdir -pv "${COOKBOOK_STAGE}/etc/pcid"
 cp -v "${COOKBOOK_SOURCE}/initfs.toml" "${COOKBOOK_STAGE}/etc/pcid/initfs.toml"
 
 mkdir -pv "${COOKBOOK_STAGE}/etc/pcid.d"
-find "${COOKBOOK_SOURCE}" -maxdepth 2 -type f -name 'config.toml' | while read conf
+${FIND} "${COOKBOOK_SOURCE}" -maxdepth 2 -type f -name 'config.toml' | while read conf
 do
     driver="$(basename "$(dirname "$conf")")"
     cp -v "$conf" "${COOKBOOK_STAGE}/etc/pcid.d/$driver.toml"

repo.sh

@@ -48,7 +48,7 @@ do
         fi
 
         # Match pkgar and tar time
-        touch --no-create --reference="${COOKBOOK_STAGE}.tar.gz" "${COOKBOOK_STAGE}.pkgar"
+        touch -c -r "${COOKBOOK_STAGE}.tar.gz" "${COOKBOOK_STAGE}.pkgar"
 
         continue
     fi