the processDLCData() fn, was constantly casting a raw byte pointer to scalars/structs, replaced those calls with memcpy, also optimized and improved the guards for __linux__ at the top of the file
the vptr to isSolidRender() is not known before contruction of the Tile. Its true by default. if false, need to pass false. that is what i did. i verfied what isSolidRender() is in every file. and did exactly what isSolidRender() would return
WaitForSingleObject() uses the maximum 32-bit value for specifying infinite timeout (while INFINITY might overflow that sized value back to 0) which caused the server wait event to not actually wait when compiled with Clang (and the game to be forever stuck on a black screen due to abnormal server state)