cmark: Extend to native and hack CMake files valid

Signed-off-by: Andreas Müller <schnitzeltony@gmail.com>

extends-meta-oe/cmark_%.bbappend

@@ -0,0 +1,9 @@
+BBCLASSEXTEND = "native"
+
+DEPENDS:append:class-target = "${BPN}-native"
+
+sysroot_stage_all:append:class-target () {
+    mkdir -p ${SYSROOT_DESTDIR}${bindir}
+    cp ${STAGING_BINDIR_NATIVE}/cmark ${SYSROOT_DESTDIR}${bindir}
+}
+