Hit block_size_analysis.c with a hammer until it compiles without warnings.
-rw-r--r-- 223 AUTHORS
-rw-r--r-- 1283 COPYING
drwxr-xr-x - doc
drwxr-xr-x - examples
drwxr-xr-x - include
drwxr-xr-x - src
drwxr-xr-x - tools
drwxr-xr-x - unix