Fix some clang warnings in native
also cleans up a bit
fix spelling & warning of _heap_handler parameter
Merge pull request #183 from LudwigOrtmann/fix_sc_heap_unused_warning_spelling

fix spelling & warning of _heap_handler parameter
Merge pull request #182 from LudwigOrtmann/make_clang_happy

Fix some clang warnings in native
msg rewrite