ZLib (BCB) Download Download http://www.zlib.net/zlib-1.2.3.tar.gz Project Create new project (Library)Add (%SOURCE_HOME%/ ): All .c files except example.c and minigzip.c Project Options Compiler : Release C++, Exception handling : Disable allDirectories, Conditional : WIN32;_WIN32 Compile Ctrl+F9 Install Copy %SOURCE_HOME%/zlib.h to Shared/Include/ZLib/zlib.h Copy %SOURCE_HOME%/zconf.h to Shared/Include/ZLib/zconf.h Copy %Your_Project_Name%.lib to Shared/Library/BCB/ZLib.lib