[Replicant] [libsamsung-ril] v2 of cleanups and fixes for stricter compiler flags

[Denis 'GNUtoo' Carikli]

Hi,

Thanks a lot for the review.

I've pushed the patch you reviewed and fixed the issue you found.

In addition to the patches that will follow in a response to
this mail, here's an URL to the see the patches in a web interface:
https://git.replicant.us/contrib/GNUtoo/hardware_replicant_libsamsung-ril/commit/?id=19a0db26f3ca35322c27d7b5084d2899da07bf9f

And here's how to get them in a git repository:
git clone https://git.replicant.us/GNUtoo/hardware_replicant_libsamsung-ril
cd hardware_replicant_libsamsung-ril
git show 19a0db26f3ca35322c27d7b5084d2899da07bf9f

Denis.