On Linux/BSD it should be trivial to compile. All you need is g++, make, zlib and libpng.
Just cd into the directory containing the source code and type "make".
"make turbo" would optimize the binary for your CPU.
Makes it a few microseconds faster.
$ ln -s /home/user/src/mcmap/mcmap .
: run from a commandline in an MSDOS window, or from a UNIX or LINUX commandline.
: tRNS, iCCP, and textual chunks.
: thumbnail images, and more.
echo "Error creating image for $FILE"