default_pre_build &&
cd $SOURCE_DIRECTORY &&

sed -i "s:^INSTALL_ROOT=.*:INSTALL_ROOT=$INSTALL_ROOT/usr:" \
  config &&
sed -i "s:^INSTALL_MAN=.*:INSTALL_MAN=$INSTALL_ROOT/usr/share/man/man1:" \
  config &&
sed -i "s:^MYCFLAGS=.*:MYCFLAGS=${CFLAGS}:" \
  config
