Z_FIXED 264 lib/zlib/deflate.c strategy < 0 || strategy > Z_FIXED) { Z_FIXED 430 lib/zlib/deflate.c if (level < 0 || level > 9 || strategy < 0 || strategy > Z_FIXED) { Z_FIXED 986 lib/zlib/trees.c } else if (s->strategy == Z_FIXED || static_lenb == opt_lenb) {