patch 8.0.0199: compiler warnings for libcall commit https://github.com/vim/vim/commit/6d721c7e10251ad8c89a461eed99d8cf2659c1df Author: Bram Moolenaar <Bram@vim.org> Date: Tue Jan 17 16:56:28 2017 +0100 patch 8.0.0199: compiler warnings for libcall Problem: Warning for an unused parameter when the libcall feature is disabled. Warning for a function type cast when compiling with -pedantic. Solution: Add UNUSED. Use a different type cast. (Damien Molinier)

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