2 files changed, 14 insertions, 1 deletions
diff --git a/src/3rdparty/zlib.pri b/src/3rdparty/zlib.pri
index bae3221..b8c4d44 100644
--- a/src/3rdparty/zlib.pri
+++ b/src/3rdparty/zlib.pri
@@ -5,7 +5,11 @@ SOURCES+= \
     $$PWD/zlib/compress.c \
     $$PWD/zlib/crc32.c \
     $$PWD/zlib/deflate.c \
-    $$PWD/zlib/gzio.c \
+    $$PWD/zlib/gzclose.c \
+    $$PWD/zlib/gzlib.c \
+    $$PWD/zlib/gzread.c \
+    $$PWD/zlib/gzwrite.c \
+    $$PWD/zlib/infback.c \
     $$PWD/zlib/inffast.c \
     $$PWD/zlib/inflate.c \
     $$PWD/zlib/inftrees.c \
diff --git a/src/3rdparty/zlib/zlib.h b/src/3rdparty/zlib/zlib.h
index bfbba83..4069724 100644
--- a/src/3rdparty/zlib/zlib.h
+++ b/src/3rdparty/zlib/zlib.h
@@ -33,6 +33,15 @@
 
 #include "zconf.h"
 
+#include "qconfig.h"
+#if defined(QT_VISIBILITY_AVAILABLE)
+# undef ZEXTERN
+# define ZEXTERN __attribute__((visibility("default")))
+#elif defined(QT_MAKEDLL)
+# undef ZEXTERN
+# define ZEXTERN __declspec(dllexport)
+#endif
+
 #ifdef __cplusplus
 extern "C" {
 #endif