zstream_new        91 ext/zlib/zlib.c static VALUE zstream_new(VALUE, const struct zstream_funcs*);
zstream_new      1187 ext/zlib/zlib.c #define zstream_deflate_new(klass)  zstream_new((klass), &deflate_funcs)
zstream_new      1188 ext/zlib/zlib.c #define zstream_inflate_new(klass)  zstream_new((klass), &inflate_funcs)