MAX_MEM_LEVEL     134 extra_lib/include/zlib/zconf.h #ifndef MAX_MEM_LEVEL
MAX_MEM_LEVEL      73 src/utils/zutil.h #if MAX_MEM_LEVEL >= 8
MAX_MEM_LEVEL      76 src/utils/zutil.h #  define DEF_MEM_LEVEL  MAX_MEM_LEVEL