+
+# Work around https://github.com/westes/flex/issues/241 when building
+# under ubuntu 17.10:
+TERMUX_PKG_EXTRA_HOSTBUILD_CONFIGURE_ARGS="CFLAGS=-D_GNU_SOURCE=1"
+
+termux_step_pre_configure() {
+ mkdir -p $TERMUX_PKG_BUILDDIR/src/
+ cp $TERMUX_PKG_HOSTBUILD_DIR/src/stage1flex $TERMUX_PKG_BUILDDIR/src/stage1flex
+ touch -d "next hour" $TERMUX_PKG_BUILDDIR/src/stage1flex
+}