The libpng.a is for MinGW(Not linux), and other .lib files are for VS2013 You can download the precompiled external libraries at http://sourceforge.net/projects/nanapro/files/extrlib/
The libpng.a is for MinGW(Not linux), and other .lib files are for VS2013 You can download the precompiled external libraries at http://sourceforge.net/projects/nanapro/files/extrlib/