Done

src/Functions/CRC.cpp

@@ -1,3 +1,4 @@
+#define Z_TLS = __thread
 #include <zlib.h>
 #include <DataTypes/DataTypeString.h>
 #include <Functions/FunctionFactory.h>

src/IO/ZlibDeflatingWriteBuffer.h

@@ -4,6 +4,9 @@
 #include <IO/BufferWithOwnMemory.h>
 #include <IO/CompressionMethod.h>
 
+/// https://github.com/zlib-ng/zlib-ng/pull/733
+/// This is disabed by default
+#define Z_TLS = __thread
 #include <zlib.h>
 
 

src/IO/ZlibInflatingReadBuffer.h

@@ -4,6 +4,7 @@
 #include <IO/BufferWithOwnMemory.h>
 #include <IO/CompressionMethod.h>
 
+#define Z_TLS = __thread
 #include <zlib.h>
 
 

src/IO/examples/zlib_ng_bug.cpp

@@ -1,6 +1,8 @@
 #include <unistd.h>
 #include <vector>
 #include <stdexcept>
+
+#define Z_TLS = __thread
 #include <zlib.h>
 
 #pragma GCC diagnostic ignored "-Wold-style-cast"