pub unsafe extern "C-unwind" fn XPLMGetDirectoryContents(
inDirectoryPath: *const c_char,
inFirstReturn: c_int,
outFileNames: *mut c_char,
inFileNameBufSize: c_int,
outIndices: *mut *mut c_char,
inIndexCount: c_int,
outTotalFiles: *mut c_int,
outReturnedFiles: *mut c_int,
) -> c_int