* Removes posix definition
stat and fseeko are not used. Tested on QNX (GCC 5.4.0) and MinGw
* Updates realpath to more modern (2008) version
* Removes unix specific headers
* Adds detection of strtoll_l as android API < 21 does not provide it
* Includes cstdlib and formatting
Removes cmakelist alterations as not necessary. Formatting not complete.
* Stdlib outside if
Stdlib is available on all platforms
* Fixes indentation
* Adds locale check to android build
* Adds missing brace
* full names
* Removes again, no clue
* Updates base to check for locale independent android
Cmake already checks for others, also MSC?
* Changes to test on available and not requested
* Fixes android bad xopen_version define
* Removes warning
