if [ -n "$MACOSX_DEPLOYMENT_TARGET" ]; then
COMMON_MAKEFLAGS="$COMMON_MAKEFLAGS \
DEPLOYMENT_TARGET=-mmacosx-version-min=$MACOSX_DEPLOYMENT_TARGET"
if [ -n "$MACOSX_DEPLOYMENT_TARGET" ]; then
COMMON_MAKEFLAGS="$COMMON_MAKEFLAGS \
DEPLOYMENT_TARGET=-mmacosx-version-min=$MACOSX_DEPLOYMENT_TARGET"